Home / 18,304.49-25,259.13-10,127.61

Finding the Fourth Proportional to 18,304.49, 25,259.13 and 10,127.61

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Solution

The fourth proportional to 18,304.49, 25,259.13 and 10,127.61 is: 13,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.49 : 25,259.13 = 10,127.61 : x
  2. Step 2: Convert to fraction form
    18,304.49/25,259.13 = 10,127.61/x
  3. Step 3: Cross multiply
    18,304.49x = 25,259.13 × 10,127.61
  4. Step 4: Simplify right side
    18,304.49x = 255,814,617.58
  5. Step 5: Solve for x
    x = 255,814,617.58/18,304.49
  6. Step 6: Final answer
    x = 13,975.52

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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.