Home / 44,403.50-66,615.78-13,239.56

Finding the Fourth Proportional to 44,403.50, 66,615.78 and 13,239.56

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Solution

The fourth proportional to 44,403.50, 66,615.78 and 13,239.56 is: 19,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,403.50 : 66,615.78 = 13,239.56 : x
  2. Step 2: Convert to fraction form
    44,403.50/66,615.78 = 13,239.56/x
  3. Step 3: Cross multiply
    44,403.50x = 66,615.78 × 13,239.56
  4. Step 4: Simplify right side
    44,403.50x = 881,963,616.26
  5. Step 5: Solve for x
    x = 881,963,616.26/44,403.50
  6. Step 6: Final answer
    x = 19,862.48

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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.