Home / 34,722.30-51,778.55-34,406.55

Finding the Fourth Proportional to 34,722.30, 51,778.55 and 34,406.55

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Solution

The fourth proportional to 34,722.30, 51,778.55 and 34,406.55 is: 51,307.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,722.30 : 51,778.55 = 34,406.55 : x
  2. Step 2: Convert to fraction form
    34,722.30/51,778.55 = 34,406.55/x
  3. Step 3: Cross multiply
    34,722.30x = 51,778.55 × 34,406.55
  4. Step 4: Simplify right side
    34,722.30x = 1,781,521,097.47
  5. Step 5: Solve for x
    x = 1,781,521,097.47/34,722.30
  6. Step 6: Final answer
    x = 51,307.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.