Home / 15,973.29-22,006.40-12,614.90

Finding the Fourth Proportional to 15,973.29, 22,006.40 and 12,614.90

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Solution

The fourth proportional to 15,973.29, 22,006.40 and 12,614.90 is: 17,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.29 : 22,006.40 = 12,614.90 : x
  2. Step 2: Convert to fraction form
    15,973.29/22,006.40 = 12,614.90/x
  3. Step 3: Cross multiply
    15,973.29x = 22,006.40 × 12,614.90
  4. Step 4: Simplify right side
    15,973.29x = 277,608,362.25
  5. Step 5: Solve for x
    x = 277,608,362.25/15,973.29
  6. Step 6: Final answer
    x = 17,379.54

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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.