Home / 38,126.81-57,190.22-10,424.81

Finding the Fourth Proportional to 38,126.81, 57,190.22 and 10,424.81

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Solution

The fourth proportional to 38,126.81, 57,190.22 and 10,424.81 is: 15,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,126.81 : 57,190.22 = 10,424.81 : x
  2. Step 2: Convert to fraction form
    38,126.81/57,190.22 = 10,424.81/x
  3. Step 3: Cross multiply
    38,126.81x = 57,190.22 × 10,424.81
  4. Step 4: Simplify right side
    38,126.81x = 596,197,307.30
  5. Step 5: Solve for x
    x = 596,197,307.30/38,126.81
  6. Step 6: Final answer
    x = 15,637.22

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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.