Home / 52,422.42-72,340.62-28,547.66

Finding the Fourth Proportional to 52,422.42, 72,340.62 and 28,547.66

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Solution

The fourth proportional to 52,422.42, 72,340.62 and 28,547.66 is: 39,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.42 : 72,340.62 = 28,547.66 : x
  2. Step 2: Convert to fraction form
    52,422.42/72,340.62 = 28,547.66/x
  3. Step 3: Cross multiply
    52,422.42x = 72,340.62 × 28,547.66
  4. Step 4: Simplify right side
    52,422.42x = 2,065,155,423.95
  5. Step 5: Solve for x
    x = 2,065,155,423.95/52,422.42
  6. Step 6: Final answer
    x = 39,394.51

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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.