Home / 39,738.47-59,607.74-10,156.32

Finding the Fourth Proportional to 39,738.47, 59,607.74 and 10,156.32

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Solution

The fourth proportional to 39,738.47, 59,607.74 and 10,156.32 is: 15,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.47 : 59,607.74 = 10,156.32 : x
  2. Step 2: Convert to fraction form
    39,738.47/59,607.74 = 10,156.32/x
  3. Step 3: Cross multiply
    39,738.47x = 59,607.74 × 10,156.32
  4. Step 4: Simplify right side
    39,738.47x = 605,395,231.14
  5. Step 5: Solve for x
    x = 605,395,231.14/39,738.47
  6. Step 6: Final answer
    x = 15,234.49

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Double scale
Find fourth proportional to 39,739.47, 59,609.24 and 10,157.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.