Home / 35,434.20-53,135.10-15,702.60

Finding the Fourth Proportional to 35,434.20, 53,135.10 and 15,702.60

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Solution

The fourth proportional to 35,434.20, 53,135.10 and 15,702.60 is: 23,546.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.20 : 53,135.10 = 15,702.60 : x
  2. Step 2: Convert to fraction form
    35,434.20/53,135.10 = 15,702.60/x
  3. Step 3: Cross multiply
    35,434.20x = 53,135.10 × 15,702.60
  4. Step 4: Simplify right side
    35,434.20x = 834,359,221.26
  5. Step 5: Solve for x
    x = 834,359,221.26/35,434.20
  6. Step 6: Final answer
    x = 23,546.72

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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.