Home / 35,590.40-53,385.60-35,331.20

Finding the Fourth Proportional to 35,590.40, 53,385.60 and 35,331.20

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Solution

The fourth proportional to 35,590.40, 53,385.60 and 35,331.20 is: 52,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,590.40 : 53,385.60 = 35,331.20 : x
  2. Step 2: Convert to fraction form
    35,590.40/53,385.60 = 35,331.20/x
  3. Step 3: Cross multiply
    35,590.40x = 53,385.60 × 35,331.20
  4. Step 4: Simplify right side
    35,590.40x = 1,886,177,310.72
  5. Step 5: Solve for x
    x = 1,886,177,310.72/35,590.40
  6. Step 6: Final answer
    x = 52,996.80

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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.