Home / 18,632.34-25,711.56-10,248.84

Finding the Fourth Proportional to 18,632.34, 25,711.56 and 10,248.84

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Solution

The fourth proportional to 18,632.34, 25,711.56 and 10,248.84 is: 14,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.34 : 25,711.56 = 10,248.84 : x
  2. Step 2: Convert to fraction form
    18,632.34/25,711.56 = 10,248.84/x
  3. Step 3: Cross multiply
    18,632.34x = 25,711.56 × 10,248.84
  4. Step 4: Simplify right side
    18,632.34x = 263,513,664.59
  5. Step 5: Solve for x
    x = 263,513,664.59/18,632.34
  6. Step 6: Final answer
    x = 14,142.81

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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.