Home / 18,715.92-25,827.98-10,332.42

Finding the Fourth Proportional to 18,715.92, 25,827.98 and 10,332.42

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Solution

The fourth proportional to 18,715.92, 25,827.98 and 10,332.42 is: 14,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,715.92 : 25,827.98 = 10,332.42 : x
  2. Step 2: Convert to fraction form
    18,715.92/25,827.98 = 10,332.42/x
  3. Step 3: Cross multiply
    18,715.92x = 25,827.98 × 10,332.42
  4. Step 4: Simplify right side
    18,715.92x = 266,865,485.45
  5. Step 5: Solve for x
    x = 266,865,485.45/18,715.92
  6. Step 6: Final answer
    x = 14,258.74

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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.