Home / 15,207.64-22,814.16-6,891.52

Finding the Fourth Proportional to 15,207.64, 22,814.16 and 6,891.52

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Solution

The fourth proportional to 15,207.64, 22,814.16 and 6,891.52 is: 10,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.64 : 22,814.16 = 6,891.52 : x
  2. Step 2: Convert to fraction form
    15,207.64/22,814.16 = 6,891.52/x
  3. Step 3: Cross multiply
    15,207.64x = 22,814.16 × 6,891.52
  4. Step 4: Simplify right side
    15,207.64x = 157,224,239.92
  5. Step 5: Solve for x
    x = 157,224,239.92/15,207.64
  6. Step 6: Final answer
    x = 10,338.50

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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.