Home / 15,607.08-21,500.90-10,882.92

Finding the Fourth Proportional to 15,607.08, 21,500.90 and 10,882.92

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Solution

The fourth proportional to 15,607.08, 21,500.90 and 10,882.92 is: 14,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.08 : 21,500.90 = 10,882.92 : x
  2. Step 2: Convert to fraction form
    15,607.08/21,500.90 = 10,882.92/x
  3. Step 3: Cross multiply
    15,607.08x = 21,500.90 × 10,882.92
  4. Step 4: Simplify right side
    15,607.08x = 233,992,574.63
  5. Step 5: Solve for x
    x = 233,992,574.63/15,607.08
  6. Step 6: Final answer
    x = 14,992.72

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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.