Home / 42,190.28-63,291-15,532.64

Finding the Fourth Proportional to 42,190.28, 63,291 and 15,532.64

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Solution

The fourth proportional to 42,190.28, 63,291 and 15,532.64 is: 23,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,190.28 : 63,291 = 15,532.64 : x
  2. Step 2: Convert to fraction form
    42,190.28/63,291 = 15,532.64/x
  3. Step 3: Cross multiply
    42,190.28x = 63,291 × 15,532.64
  4. Step 4: Simplify right side
    42,190.28x = 983,076,318.24
  5. Step 5: Solve for x
    x = 983,076,318.24/42,190.28
  6. Step 6: Final answer
    x = 23,301.01

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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.