Home / 39,387.60-59,110.20-26,235.60

Finding the Fourth Proportional to 39,387.60, 59,110.20 and 26,235.60

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Solution

The fourth proportional to 39,387.60, 59,110.20 and 26,235.60 is: 39,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.60 : 59,110.20 = 26,235.60 : x
  2. Step 2: Convert to fraction form
    39,387.60/59,110.20 = 26,235.60/x
  3. Step 3: Cross multiply
    39,387.60x = 59,110.20 × 26,235.60
  4. Step 4: Simplify right side
    39,387.60x = 1,550,791,563.12
  5. Step 5: Solve for x
    x = 1,550,791,563.12/39,387.60
  6. Step 6: Final answer
    x = 39,372.58

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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.