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Finding the Fourth Proportional to 15,322.56, 23,088.08 and 12,610.08

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Solution

The fourth proportional to 15,322.56, 23,088.08 and 12,610.08 is: 19,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.56 : 23,088.08 = 12,610.08 : x
  2. Step 2: Convert to fraction form
    15,322.56/23,088.08 = 12,610.08/x
  3. Step 3: Cross multiply
    15,322.56x = 23,088.08 × 12,610.08
  4. Step 4: Simplify right side
    15,322.56x = 291,142,472.80
  5. Step 5: Solve for x
    x = 291,142,472.80/15,322.56
  6. Step 6: Final answer
    x = 19,000.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.