Home / 31,984.74-44,139.11-17,645.07

Finding the Fourth Proportional to 31,984.74, 44,139.11 and 17,645.07

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Solution

The fourth proportional to 31,984.74, 44,139.11 and 17,645.07 is: 24,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984.74 : 44,139.11 = 17,645.07 : x
  2. Step 2: Convert to fraction form
    31,984.74/44,139.11 = 17,645.07/x
  3. Step 3: Cross multiply
    31,984.74x = 44,139.11 × 17,645.07
  4. Step 4: Simplify right side
    31,984.74x = 778,837,685.69
  5. Step 5: Solve for x
    x = 778,837,685.69/31,984.74
  6. Step 6: Final answer
    x = 24,350.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.