Home / 40,147.13-60,228.86-13,848.45

Finding the Fourth Proportional to 40,147.13, 60,228.86 and 13,848.45

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Solution

The fourth proportional to 40,147.13, 60,228.86 and 13,848.45 is: 20,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.13 : 60,228.86 = 13,848.45 : x
  2. Step 2: Convert to fraction form
    40,147.13/60,228.86 = 13,848.45/x
  3. Step 3: Cross multiply
    40,147.13x = 60,228.86 × 13,848.45
  4. Step 4: Simplify right side
    40,147.13x = 834,076,287.02
  5. Step 5: Solve for x
    x = 834,076,287.02/40,147.13
  6. Step 6: Final answer
    x = 20,775.49

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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.