Home / 25,740.74-38,616.78-14,652.66

Finding the Fourth Proportional to 25,740.74, 38,616.78 and 14,652.66

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Solution

The fourth proportional to 25,740.74, 38,616.78 and 14,652.66 is: 21,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,740.74 : 38,616.78 = 14,652.66 : x
  2. Step 2: Convert to fraction form
    25,740.74/38,616.78 = 14,652.66/x
  3. Step 3: Cross multiply
    25,740.74x = 38,616.78 × 14,652.66
  4. Step 4: Simplify right side
    25,740.74x = 565,838,547.63
  5. Step 5: Solve for x
    x = 565,838,547.63/25,740.74
  6. Step 6: Final answer
    x = 21,982.22

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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.