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Finding the Fourth Proportional to 25,489, 35,159.58 and 16,041.16

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Solution

The fourth proportional to 25,489, 35,159.58 and 16,041.16 is: 22,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489 : 35,159.58 = 16,041.16 : x
  2. Step 2: Convert to fraction form
    25,489/35,159.58 = 16,041.16/x
  3. Step 3: Cross multiply
    25,489x = 35,159.58 × 16,041.16
  4. Step 4: Simplify right side
    25,489x = 564,000,448.31
  5. Step 5: Solve for x
    x = 564,000,448.31/25,489
  6. Step 6: Final answer
    x = 22,127.21

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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.