Home / 15,355.16-23,025.63-5,492.15

Finding the Fourth Proportional to 15,355.16, 23,025.63 and 5,492.15

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Solution

The fourth proportional to 15,355.16, 23,025.63 and 5,492.15 is: 8,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.16 : 23,025.63 = 5,492.15 : x
  2. Step 2: Convert to fraction form
    15,355.16/23,025.63 = 5,492.15/x
  3. Step 3: Cross multiply
    15,355.16x = 23,025.63 × 5,492.15
  4. Step 4: Simplify right side
    15,355.16x = 126,460,213.80
  5. Step 5: Solve for x
    x = 126,460,213.80/15,355.16
  6. Step 6: Final answer
    x = 8,235.68

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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.