Home / 44,405.06-66,640.47-21,031.57

Finding the Fourth Proportional to 44,405.06, 66,640.47 and 21,031.57

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Solution

The fourth proportional to 44,405.06, 66,640.47 and 21,031.57 is: 31,562.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,405.06 : 66,640.47 = 21,031.57 : x
  2. Step 2: Convert to fraction form
    44,405.06/66,640.47 = 21,031.57/x
  3. Step 3: Cross multiply
    44,405.06x = 66,640.47 × 21,031.57
  4. Step 4: Simplify right side
    44,405.06x = 1,401,553,543.04
  5. Step 5: Solve for x
    x = 1,401,553,543.04/44,405.06
  6. Step 6: Final answer
    x = 31,562.92

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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.