Home / 42,596.28-63,898.26-11,431.32

Finding the Fourth Proportional to 42,596.28, 63,898.26 and 11,431.32

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Solution

The fourth proportional to 42,596.28, 63,898.26 and 11,431.32 is: 17,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,596.28 : 63,898.26 = 11,431.32 : x
  2. Step 2: Convert to fraction form
    42,596.28/63,898.26 = 11,431.32/x
  3. Step 3: Cross multiply
    42,596.28x = 63,898.26 × 11,431.32
  4. Step 4: Simplify right side
    42,596.28x = 730,441,457.50
  5. Step 5: Solve for x
    x = 730,441,457.50/42,596.28
  6. Step 6: Final answer
    x = 17,148.01

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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.