Home / 15,130.32-22,656.60-9,269.16

Finding the Fourth Proportional to 15,130.32, 22,656.60 and 9,269.16

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Solution

The fourth proportional to 15,130.32, 22,656.60 and 9,269.16 is: 13,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.32 : 22,656.60 = 9,269.16 : x
  2. Step 2: Convert to fraction form
    15,130.32/22,656.60 = 9,269.16/x
  3. Step 3: Cross multiply
    15,130.32x = 22,656.60 × 9,269.16
  4. Step 4: Simplify right side
    15,130.32x = 210,007,650.46
  5. Step 5: Solve for x
    x = 210,007,650.46/15,130.32
  6. Step 6: Final answer
    x = 13,879.92

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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.