Home / 52,439.04-72,365.04-28,566

Finding the Fourth Proportional to 52,439.04, 72,365.04 and 28,566

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Solution

The fourth proportional to 52,439.04, 72,365.04 and 28,566 is: 39,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,439.04 : 72,365.04 = 28,566 : x
  2. Step 2: Convert to fraction form
    52,439.04/72,365.04 = 28,566/x
  3. Step 3: Cross multiply
    52,439.04x = 72,365.04 × 28,566
  4. Step 4: Simplify right side
    52,439.04x = 2,067,179,732.64
  5. Step 5: Solve for x
    x = 2,067,179,732.64/52,439.04
  6. Step 6: Final answer
    x = 39,420.63

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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.