Home / 15,945.30-22,007.56-10,558.24

Finding the Fourth Proportional to 15,945.30, 22,007.56 and 10,558.24

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Solution

The fourth proportional to 15,945.30, 22,007.56 and 10,558.24 is: 14,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.30 : 22,007.56 = 10,558.24 : x
  2. Step 2: Convert to fraction form
    15,945.30/22,007.56 = 10,558.24/x
  3. Step 3: Cross multiply
    15,945.30x = 22,007.56 × 10,558.24
  4. Step 4: Simplify right side
    15,945.30x = 232,361,100.29
  5. Step 5: Solve for x
    x = 232,361,100.29/15,945.30
  6. Step 6: Final answer
    x = 14,572.39

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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.