Home / 17,275.70-25,907.04-5,585.78

Finding the Fourth Proportional to 17,275.70, 25,907.04 and 5,585.78

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Solution

The fourth proportional to 17,275.70, 25,907.04 and 5,585.78 is: 8,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.70 : 25,907.04 = 5,585.78 : x
  2. Step 2: Convert to fraction form
    17,275.70/25,907.04 = 5,585.78/x
  3. Step 3: Cross multiply
    17,275.70x = 25,907.04 × 5,585.78
  4. Step 4: Simplify right side
    17,275.70x = 144,711,025.89
  5. Step 5: Solve for x
    x = 144,711,025.89/17,275.70
  6. Step 6: Final answer
    x = 8,376.57

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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.