Home / 29,990.02-41,086.14-28,868.58

Finding the Fourth Proportional to 29,990.02, 41,086.14 and 28,868.58

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Solution

The fourth proportional to 29,990.02, 41,086.14 and 28,868.58 is: 39,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.02 : 41,086.14 = 28,868.58 : x
  2. Step 2: Convert to fraction form
    29,990.02/41,086.14 = 28,868.58/x
  3. Step 3: Cross multiply
    29,990.02x = 41,086.14 × 28,868.58
  4. Step 4: Simplify right side
    29,990.02x = 1,186,098,519.48
  5. Step 5: Solve for x
    x = 1,186,098,519.48/29,990.02
  6. Step 6: Final answer
    x = 39,549.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.