Home / 59,538.28-89,307.44-28,278.76

Finding the Fourth Proportional to 59,538.28, 89,307.44 and 28,278.76

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Solution

The fourth proportional to 59,538.28, 89,307.44 and 28,278.76 is: 42,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,538.28 : 89,307.44 = 28,278.76 : x
  2. Step 2: Convert to fraction form
    59,538.28/89,307.44 = 28,278.76/x
  3. Step 3: Cross multiply
    59,538.28x = 89,307.44 × 28,278.76
  4. Step 4: Simplify right side
    59,538.28x = 2,525,503,661.97
  5. Step 5: Solve for x
    x = 2,525,503,661.97/59,538.28
  6. Step 6: Final answer
    x = 42,418.15

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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.