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Finding the Fourth Proportional to 25,107, 34,646.16 and 14,353.03

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Solution

The fourth proportional to 25,107, 34,646.16 and 14,353.03 is: 19,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107 : 34,646.16 = 14,353.03 : x
  2. Step 2: Convert to fraction form
    25,107/34,646.16 = 14,353.03/x
  3. Step 3: Cross multiply
    25,107x = 34,646.16 × 14,353.03
  4. Step 4: Simplify right side
    25,107x = 497,277,373.86
  5. Step 5: Solve for x
    x = 497,277,373.86/25,107
  6. Step 6: Final answer
    x = 19,806.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.