Home / 52,557.02-72,528.91-28,684.20

Finding the Fourth Proportional to 52,557.02, 72,528.91 and 28,684.20

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Solution

The fourth proportional to 52,557.02, 72,528.91 and 28,684.20 is: 39,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.02 : 72,528.91 = 28,684.20 : x
  2. Step 2: Convert to fraction form
    52,557.02/72,528.91 = 28,684.20/x
  3. Step 3: Cross multiply
    52,557.02x = 72,528.91 × 28,684.20
  4. Step 4: Simplify right side
    52,557.02x = 2,080,433,616.80
  5. Step 5: Solve for x
    x = 2,080,433,616.80/52,557.02
  6. Step 6: Final answer
    x = 39,584.31

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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.