Home / 23,299.60-32,152.32-12,689.16

Finding the Fourth Proportional to 23,299.60, 32,152.32 and 12,689.16

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Solution

The fourth proportional to 23,299.60, 32,152.32 and 12,689.16 is: 17,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.60 : 32,152.32 = 12,689.16 : x
  2. Step 2: Convert to fraction form
    23,299.60/32,152.32 = 12,689.16/x
  3. Step 3: Cross multiply
    23,299.60x = 32,152.32 × 12,689.16
  4. Step 4: Simplify right side
    23,299.60x = 407,985,932.85
  5. Step 5: Solve for x
    x = 407,985,932.85/23,299.60
  6. Step 6: Final answer
    x = 17,510.43

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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.