Home / 44,987.60-67,438.20-34,986.80

Finding the Fourth Proportional to 44,987.60, 67,438.20 and 34,986.80

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Solution

The fourth proportional to 44,987.60, 67,438.20 and 34,986.80 is: 52,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,987.60 : 67,438.20 = 34,986.80 : x
  2. Step 2: Convert to fraction form
    44,987.60/67,438.20 = 34,986.80/x
  3. Step 3: Cross multiply
    44,987.60x = 67,438.20 × 34,986.80
  4. Step 4: Simplify right side
    44,987.60x = 2,359,446,815.76
  5. Step 5: Solve for x
    x = 2,359,446,815.76/44,987.60
  6. Step 6: Final answer
    x = 52,446.60

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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.