Home / 15,992.91-22,060.53-10,318.77

Finding the Fourth Proportional to 15,992.91, 22,060.53 and 10,318.77

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Solution

The fourth proportional to 15,992.91, 22,060.53 and 10,318.77 is: 14,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.91 : 22,060.53 = 10,318.77 : x
  2. Step 2: Convert to fraction form
    15,992.91/22,060.53 = 10,318.77/x
  3. Step 3: Cross multiply
    15,992.91x = 22,060.53 × 10,318.77
  4. Step 4: Simplify right side
    15,992.91x = 227,637,535.15
  5. Step 5: Solve for x
    x = 227,637,535.15/15,992.91
  6. Step 6: Final answer
    x = 14,233.65

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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.