Home / 15,280.94-22,922.53-5,281.56

Finding the Fourth Proportional to 15,280.94, 22,922.53 and 5,281.56

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Solution

The fourth proportional to 15,280.94, 22,922.53 and 5,281.56 is: 7,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.94 : 22,922.53 = 5,281.56 : x
  2. Step 2: Convert to fraction form
    15,280.94/22,922.53 = 5,281.56/x
  3. Step 3: Cross multiply
    15,280.94x = 22,922.53 × 5,281.56
  4. Step 4: Simplify right side
    15,280.94x = 121,066,704.34
  5. Step 5: Solve for x
    x = 121,066,704.34/15,280.94
  6. Step 6: Final answer
    x = 7,922.72

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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.