Home / 15,407.18-23,108.99-4,314.76

Finding the Fourth Proportional to 15,407.18, 23,108.99 and 4,314.76

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Solution

The fourth proportional to 15,407.18, 23,108.99 and 4,314.76 is: 6,471.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.18 : 23,108.99 = 4,314.76 : x
  2. Step 2: Convert to fraction form
    15,407.18/23,108.99 = 4,314.76/x
  3. Step 3: Cross multiply
    15,407.18x = 23,108.99 × 4,314.76
  4. Step 4: Simplify right side
    15,407.18x = 99,709,608.57
  5. Step 5: Solve for x
    x = 99,709,608.57/15,407.18
  6. Step 6: Final answer
    x = 6,471.63

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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.