Home / 40,341.20-60,657.60-39,466.40

Finding the Fourth Proportional to 40,341.20, 60,657.60 and 39,466.40

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Solution

The fourth proportional to 40,341.20, 60,657.60 and 39,466.40 is: 59,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.20 : 60,657.60 = 39,466.40 : x
  2. Step 2: Convert to fraction form
    40,341.20/60,657.60 = 39,466.40/x
  3. Step 3: Cross multiply
    40,341.20x = 60,657.60 × 39,466.40
  4. Step 4: Simplify right side
    40,341.20x = 2,393,937,104.64
  5. Step 5: Solve for x
    x = 2,393,937,104.64/40,341.20
  6. Step 6: Final answer
    x = 59,342.24

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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.