Home / 52,648.02-72,655.43-28,776.24

Finding the Fourth Proportional to 52,648.02, 72,655.43 and 28,776.24

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Solution

The fourth proportional to 52,648.02, 72,655.43 and 28,776.24 is: 39,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,648.02 : 72,655.43 = 28,776.24 : x
  2. Step 2: Convert to fraction form
    52,648.02/72,655.43 = 28,776.24/x
  3. Step 3: Cross multiply
    52,648.02x = 72,655.43 × 28,776.24
  4. Step 4: Simplify right side
    52,648.02x = 2,090,750,090.98
  5. Step 5: Solve for x
    x = 2,090,750,090.98/52,648.02
  6. Step 6: Final answer
    x = 39,711.85

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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.