Home / 44,681.35-66,919.95-21,324.19

Finding the Fourth Proportional to 44,681.35, 66,919.95 and 21,324.19

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Solution

The fourth proportional to 44,681.35, 66,919.95 and 21,324.19 is: 31,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,681.35 : 66,919.95 = 21,324.19 : x
  2. Step 2: Convert to fraction form
    44,681.35/66,919.95 = 21,324.19/x
  3. Step 3: Cross multiply
    44,681.35x = 66,919.95 × 21,324.19
  4. Step 4: Simplify right side
    44,681.35x = 1,427,013,728.59
  5. Step 5: Solve for x
    x = 1,427,013,728.59/44,681.35
  6. Step 6: Final answer
    x = 31,937.57

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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.