Home / 28,356.26-42,528.69-26,951.18

Finding the Fourth Proportional to 28,356.26, 42,528.69 and 26,951.18

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Solution

The fourth proportional to 28,356.26, 42,528.69 and 26,951.18 is: 40,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356.26 : 42,528.69 = 26,951.18 : x
  2. Step 2: Convert to fraction form
    28,356.26/42,528.69 = 26,951.18/x
  3. Step 3: Cross multiply
    28,356.26x = 42,528.69 × 26,951.18
  4. Step 4: Simplify right side
    28,356.26x = 1,146,198,166.71
  5. Step 5: Solve for x
    x = 1,146,198,166.71/28,356.26
  6. Step 6: Final answer
    x = 40,421.35

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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.