Home / 28,990.04-40,005.24-16,414.52

Finding the Fourth Proportional to 28,990.04, 40,005.24 and 16,414.52

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Solution

The fourth proportional to 28,990.04, 40,005.24 and 16,414.52 is: 22,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,990.04 : 40,005.24 = 16,414.52 : x
  2. Step 2: Convert to fraction form
    28,990.04/40,005.24 = 16,414.52/x
  3. Step 3: Cross multiply
    28,990.04x = 40,005.24 × 16,414.52
  4. Step 4: Simplify right side
    28,990.04x = 656,666,812.08
  5. Step 5: Solve for x
    x = 656,666,812.08/28,990.04
  6. Step 6: Final answer
    x = 22,651.46

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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.