Home / 35,331.60-52,999.20-9,036.56

Finding the Fourth Proportional to 35,331.60, 52,999.20 and 9,036.56

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Solution

The fourth proportional to 35,331.60, 52,999.20 and 9,036.56 is: 13,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.60 : 52,999.20 = 9,036.56 : x
  2. Step 2: Convert to fraction form
    35,331.60/52,999.20 = 9,036.56/x
  3. Step 3: Cross multiply
    35,331.60x = 52,999.20 × 9,036.56
  4. Step 4: Simplify right side
    35,331.60x = 478,930,450.75
  5. Step 5: Solve for x
    x = 478,930,450.75/35,331.60
  6. Step 6: Final answer
    x = 13,555.30

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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.