Home / 42,645.48-63,955.26-14,937

Finding the Fourth Proportional to 42,645.48, 63,955.26 and 14,937

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Solution

The fourth proportional to 42,645.48, 63,955.26 and 14,937 is: 22,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,645.48 : 63,955.26 = 14,937 : x
  2. Step 2: Convert to fraction form
    42,645.48/63,955.26 = 14,937/x
  3. Step 3: Cross multiply
    42,645.48x = 63,955.26 × 14,937
  4. Step 4: Simplify right side
    42,645.48x = 955,299,718.62
  5. Step 5: Solve for x
    x = 955,299,718.62/42,645.48
  6. Step 6: Final answer
    x = 22,400.96

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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.