Home / 23,312.46-32,171.56-12,702.08

Finding the Fourth Proportional to 23,312.46, 32,171.56 and 12,702.08

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Solution

The fourth proportional to 23,312.46, 32,171.56 and 12,702.08 is: 17,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.46 : 32,171.56 = 12,702.08 : x
  2. Step 2: Convert to fraction form
    23,312.46/32,171.56 = 12,702.08/x
  3. Step 3: Cross multiply
    23,312.46x = 32,171.56 × 12,702.08
  4. Step 4: Simplify right side
    23,312.46x = 408,645,728.84
  5. Step 5: Solve for x
    x = 408,645,728.84/23,312.46
  6. Step 6: Final answer
    x = 17,529.07

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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.