Home / 44,705.13-67,056.48-20,686.20

Finding the Fourth Proportional to 44,705.13, 67,056.48 and 20,686.20

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Solution

The fourth proportional to 44,705.13, 67,056.48 and 20,686.20 is: 31,028.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,705.13 : 67,056.48 = 20,686.20 : x
  2. Step 2: Convert to fraction form
    44,705.13/67,056.48 = 20,686.20/x
  3. Step 3: Cross multiply
    44,705.13x = 67,056.48 × 20,686.20
  4. Step 4: Simplify right side
    44,705.13x = 1,387,143,756.58
  5. Step 5: Solve for x
    x = 1,387,143,756.58/44,705.13
  6. Step 6: Final answer
    x = 31,028.74

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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.