Home / 15,965.52-23,948.24-7,190.16

Finding the Fourth Proportional to 15,965.52, 23,948.24 and 7,190.16

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Solution

The fourth proportional to 15,965.52, 23,948.24 and 7,190.16 is: 10,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.52 : 23,948.24 = 7,190.16 : x
  2. Step 2: Convert to fraction form
    15,965.52/23,948.24 = 7,190.16/x
  3. Step 3: Cross multiply
    15,965.52x = 23,948.24 × 7,190.16
  4. Step 4: Simplify right side
    15,965.52x = 172,191,641.37
  5. Step 5: Solve for x
    x = 172,191,641.37/15,965.52
  6. Step 6: Final answer
    x = 10,785.22

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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.