Home / 28,338.59-42,449.54-16,623.56

Finding the Fourth Proportional to 28,338.59, 42,449.54 and 16,623.56

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Solution

The fourth proportional to 28,338.59, 42,449.54 and 16,623.56 is: 24,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,338.59 : 42,449.54 = 16,623.56 : x
  2. Step 2: Convert to fraction form
    28,338.59/42,449.54 = 16,623.56/x
  3. Step 3: Cross multiply
    28,338.59x = 42,449.54 × 16,623.56
  4. Step 4: Simplify right side
    28,338.59x = 705,662,498.17
  5. Step 5: Solve for x
    x = 705,662,498.17/28,338.59
  6. Step 6: Final answer
    x = 24,901.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.