Home / 28,444.16-42,659.87-15,969.76

Finding the Fourth Proportional to 28,444.16, 42,659.87 and 15,969.76

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Solution

The fourth proportional to 28,444.16, 42,659.87 and 15,969.76 is: 23,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.16 : 42,659.87 = 15,969.76 : x
  2. Step 2: Convert to fraction form
    28,444.16/42,659.87 = 15,969.76/x
  3. Step 3: Cross multiply
    28,444.16x = 42,659.87 × 15,969.76
  4. Step 4: Simplify right side
    28,444.16x = 681,267,699.03
  5. Step 5: Solve for x
    x = 681,267,699.03/28,444.16
  6. Step 6: Final answer
    x = 23,951.05

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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.