Home / 52,442.16-72,369.78-28,568.76

Finding the Fourth Proportional to 52,442.16, 72,369.78 and 28,568.76

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Solution

The fourth proportional to 52,442.16, 72,369.78 and 28,568.76 is: 39,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.16 : 72,369.78 = 28,568.76 : x
  2. Step 2: Convert to fraction form
    52,442.16/72,369.78 = 28,568.76/x
  3. Step 3: Cross multiply
    52,442.16x = 72,369.78 × 28,568.76
  4. Step 4: Simplify right side
    52,442.16x = 2,067,514,876.07
  5. Step 5: Solve for x
    x = 2,067,514,876.07/52,442.16
  6. Step 6: Final answer
    x = 39,424.67

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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.