Home / 52,649.02-72,656.82-28,777.24

Finding the Fourth Proportional to 52,649.02, 72,656.82 and 28,777.24

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Solution

The fourth proportional to 52,649.02, 72,656.82 and 28,777.24 is: 39,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,649.02 : 72,656.82 = 28,777.24 : x
  2. Step 2: Convert to fraction form
    52,649.02/72,656.82 = 28,777.24/x
  3. Step 3: Cross multiply
    52,649.02x = 72,656.82 × 28,777.24
  4. Step 4: Simplify right side
    52,649.02x = 2,090,862,746.78
  5. Step 5: Solve for x
    x = 2,090,862,746.78/52,649.02
  6. Step 6: Final answer
    x = 39,713.23

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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.