Home / 15,440.93-23,161.55-4,347.83

Finding the Fourth Proportional to 15,440.93, 23,161.55 and 4,347.83

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Solution

The fourth proportional to 15,440.93, 23,161.55 and 4,347.83 is: 6,521.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.93 : 23,161.55 = 4,347.83 : x
  2. Step 2: Convert to fraction form
    15,440.93/23,161.55 = 4,347.83/x
  3. Step 3: Cross multiply
    15,440.93x = 23,161.55 × 4,347.83
  4. Step 4: Simplify right side
    15,440.93x = 100,702,387.82
  5. Step 5: Solve for x
    x = 100,702,387.82/15,440.93
  6. Step 6: Final answer
    x = 6,521.78

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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.