Home / 15,143.14-22,718.49-5,282.50

Finding the Fourth Proportional to 15,143.14, 22,718.49 and 5,282.50

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Solution

The fourth proportional to 15,143.14, 22,718.49 and 5,282.50 is: 7,925.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143.14 : 22,718.49 = 5,282.50 : x
  2. Step 2: Convert to fraction form
    15,143.14/22,718.49 = 5,282.50/x
  3. Step 3: Cross multiply
    15,143.14x = 22,718.49 × 5,282.50
  4. Step 4: Simplify right side
    15,143.14x = 120,010,423.43
  5. Step 5: Solve for x
    x = 120,010,423.43/15,143.14
  6. Step 6: Final answer
    x = 7,925.07

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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.