Home / 15,979.72-22,045.50-10,604.68

Finding the Fourth Proportional to 15,979.72, 22,045.50 and 10,604.68

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Solution

The fourth proportional to 15,979.72, 22,045.50 and 10,604.68 is: 14,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.72 : 22,045.50 = 10,604.68 : x
  2. Step 2: Convert to fraction form
    15,979.72/22,045.50 = 10,604.68/x
  3. Step 3: Cross multiply
    15,979.72x = 22,045.50 × 10,604.68
  4. Step 4: Simplify right side
    15,979.72x = 233,785,472.94
  5. Step 5: Solve for x
    x = 233,785,472.94/15,979.72
  6. Step 6: Final answer
    x = 14,630.14

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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.