Home / 34,818.04-48,049.16-18,902.55

Finding the Fourth Proportional to 34,818.04, 48,049.16 and 18,902.55

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Solution

The fourth proportional to 34,818.04, 48,049.16 and 18,902.55 is: 26,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.04 : 48,049.16 = 18,902.55 : x
  2. Step 2: Convert to fraction form
    34,818.04/48,049.16 = 18,902.55/x
  3. Step 3: Cross multiply
    34,818.04x = 48,049.16 × 18,902.55
  4. Step 4: Simplify right side
    34,818.04x = 908,251,649.36
  5. Step 5: Solve for x
    x = 908,251,649.36/34,818.04
  6. Step 6: Final answer
    x = 26,085.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.