Home / 23,487.34-32,412.28-12,876.95

Finding the Fourth Proportional to 23,487.34, 32,412.28 and 12,876.95

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Solution

The fourth proportional to 23,487.34, 32,412.28 and 12,876.95 is: 17,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.34 : 32,412.28 = 12,876.95 : x
  2. Step 2: Convert to fraction form
    23,487.34/32,412.28 = 12,876.95/x
  3. Step 3: Cross multiply
    23,487.34x = 32,412.28 × 12,876.95
  4. Step 4: Simplify right side
    23,487.34x = 417,371,308.95
  5. Step 5: Solve for x
    x = 417,371,308.95/23,487.34
  6. Step 6: Final answer
    x = 17,770.05

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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.