Home / 52,854.25-72,941.07-28,981.84

Finding the Fourth Proportional to 52,854.25, 72,941.07 and 28,981.84

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Solution

The fourth proportional to 52,854.25, 72,941.07 and 28,981.84 is: 39,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,854.25 : 72,941.07 = 28,981.84 : x
  2. Step 2: Convert to fraction form
    52,854.25/72,941.07 = 28,981.84/x
  3. Step 3: Cross multiply
    52,854.25x = 72,941.07 × 28,981.84
  4. Step 4: Simplify right side
    52,854.25x = 2,113,966,420.17
  5. Step 5: Solve for x
    x = 2,113,966,420.17/52,854.25
  6. Step 6: Final answer
    x = 39,996.15

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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.