Home / 23,486.55-32,411.23-12,876.15

Finding the Fourth Proportional to 23,486.55, 32,411.23 and 12,876.15

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Solution

The fourth proportional to 23,486.55, 32,411.23 and 12,876.15 is: 17,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.55 : 32,411.23 = 12,876.15 : x
  2. Step 2: Convert to fraction form
    23,486.55/32,411.23 = 12,876.15/x
  3. Step 3: Cross multiply
    23,486.55x = 32,411.23 × 12,876.15
  4. Step 4: Simplify right side
    23,486.55x = 417,331,859.16
  5. Step 5: Solve for x
    x = 417,331,859.16/23,486.55
  6. Step 6: Final answer
    x = 17,768.97

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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.