Home / 28,226.14-42,339.42-22,955.02

Finding the Fourth Proportional to 28,226.14, 42,339.42 and 22,955.02

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Solution

The fourth proportional to 28,226.14, 42,339.42 and 22,955.02 is: 34,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.14 : 42,339.42 = 22,955.02 : x
  2. Step 2: Convert to fraction form
    28,226.14/42,339.42 = 22,955.02/x
  3. Step 3: Cross multiply
    28,226.14x = 42,339.42 × 22,955.02
  4. Step 4: Simplify right side
    28,226.14x = 971,902,232.89
  5. Step 5: Solve for x
    x = 971,902,232.89/28,226.14
  6. Step 6: Final answer
    x = 34,432.70

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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.