Home / 25,918.60-38,877.90-23,768.20

Finding the Fourth Proportional to 25,918.60, 38,877.90 and 23,768.20

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Solution

The fourth proportional to 25,918.60, 38,877.90 and 23,768.20 is: 35,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,918.60 : 38,877.90 = 23,768.20 : x
  2. Step 2: Convert to fraction form
    25,918.60/38,877.90 = 23,768.20/x
  3. Step 3: Cross multiply
    25,918.60x = 38,877.90 × 23,768.20
  4. Step 4: Simplify right side
    25,918.60x = 924,057,702.78
  5. Step 5: Solve for x
    x = 924,057,702.78/25,918.60
  6. Step 6: Final answer
    x = 35,652.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.