Home / 15,288.81-22,930.75-4,192.92

Finding the Fourth Proportional to 15,288.81, 22,930.75 and 4,192.92

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Solution

The fourth proportional to 15,288.81, 22,930.75 and 4,192.92 is: 6,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.81 : 22,930.75 = 4,192.92 : x
  2. Step 2: Convert to fraction form
    15,288.81/22,930.75 = 4,192.92/x
  3. Step 3: Cross multiply
    15,288.81x = 22,930.75 × 4,192.92
  4. Step 4: Simplify right side
    15,288.81x = 96,146,800.29
  5. Step 5: Solve for x
    x = 96,146,800.29/15,288.81
  6. Step 6: Final answer
    x = 6,288.70

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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.