Home / 15,392.75-23,023.50-9,455.04

Finding the Fourth Proportional to 15,392.75, 23,023.50 and 9,455.04

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Solution

The fourth proportional to 15,392.75, 23,023.50 and 9,455.04 is: 14,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.75 : 23,023.50 = 9,455.04 : x
  2. Step 2: Convert to fraction form
    15,392.75/23,023.50 = 9,455.04/x
  3. Step 3: Cross multiply
    15,392.75x = 23,023.50 × 9,455.04
  4. Step 4: Simplify right side
    15,392.75x = 217,688,113.44
  5. Step 5: Solve for x
    x = 217,688,113.44/15,392.75
  6. Step 6: Final answer
    x = 14,142.25

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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.