Home / 28,994.04-40,010.76-16,418.52

Finding the Fourth Proportional to 28,994.04, 40,010.76 and 16,418.52

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Solution

The fourth proportional to 28,994.04, 40,010.76 and 16,418.52 is: 22,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.04 : 40,010.76 = 16,418.52 : x
  2. Step 2: Convert to fraction form
    28,994.04/40,010.76 = 16,418.52/x
  3. Step 3: Cross multiply
    28,994.04x = 40,010.76 × 16,418.52
  4. Step 4: Simplify right side
    28,994.04x = 656,917,463.28
  5. Step 5: Solve for x
    x = 656,917,463.28/28,994.04
  6. Step 6: Final answer
    x = 22,656.98

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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.