Home / 23,487.42-32,412.36-12,877.05

Finding the Fourth Proportional to 23,487.42, 32,412.36 and 12,877.05

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Solution

The fourth proportional to 23,487.42, 32,412.36 and 12,877.05 is: 17,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.42 : 32,412.36 = 12,877.05 : x
  2. Step 2: Convert to fraction form
    23,487.42/32,412.36 = 12,877.05/x
  3. Step 3: Cross multiply
    23,487.42x = 32,412.36 × 12,877.05
  4. Step 4: Simplify right side
    23,487.42x = 417,375,580.34
  5. Step 5: Solve for x
    x = 417,375,580.34/23,487.42
  6. Step 6: Final answer
    x = 17,770.18

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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.