Home / 44,317.13-66,438.40-20,612.63

Finding the Fourth Proportional to 44,317.13, 66,438.40 and 20,612.63

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Solution

The fourth proportional to 44,317.13, 66,438.40 and 20,612.63 is: 30,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,317.13 : 66,438.40 = 20,612.63 : x
  2. Step 2: Convert to fraction form
    44,317.13/66,438.40 = 20,612.63/x
  3. Step 3: Cross multiply
    44,317.13x = 66,438.40 × 20,612.63
  4. Step 4: Simplify right side
    44,317.13x = 1,369,469,994.46
  5. Step 5: Solve for x
    x = 1,369,469,994.46/44,317.13
  6. Step 6: Final answer
    x = 30,901.60

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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.