Home / 23,487.84-32,412.97-12,877.45

Finding the Fourth Proportional to 23,487.84, 32,412.97 and 12,877.45

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Solution

The fourth proportional to 23,487.84, 32,412.97 and 12,877.45 is: 17,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.84 : 32,412.97 = 12,877.45 : x
  2. Step 2: Convert to fraction form
    23,487.84/32,412.97 = 12,877.45/x
  3. Step 3: Cross multiply
    23,487.84x = 32,412.97 × 12,877.45
  4. Step 4: Simplify right side
    23,487.84x = 417,396,400.53
  5. Step 5: Solve for x
    x = 417,396,400.53/23,487.84
  6. Step 6: Final answer
    x = 17,770.74

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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.