Home / 25,515.92-38,276.76-10,722.08

Finding the Fourth Proportional to 25,515.92, 38,276.76 and 10,722.08

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Solution

The fourth proportional to 25,515.92, 38,276.76 and 10,722.08 is: 16,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.92 : 38,276.76 = 10,722.08 : x
  2. Step 2: Convert to fraction form
    25,515.92/38,276.76 = 10,722.08/x
  3. Step 3: Cross multiply
    25,515.92x = 38,276.76 × 10,722.08
  4. Step 4: Simplify right side
    25,515.92x = 410,406,482.86
  5. Step 5: Solve for x
    x = 410,406,482.86/25,515.92
  6. Step 6: Final answer
    x = 16,084.33

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1.5x scale

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.