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Finding the Fourth Proportional to 34,001.93, 51,019.65 and 15,295.20

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Solution

The fourth proportional to 34,001.93, 51,019.65 and 15,295.20 is: 22,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,001.93 : 51,019.65 = 15,295.20 : x
  2. Step 2: Convert to fraction form
    34,001.93/51,019.65 = 15,295.20/x
  3. Step 3: Cross multiply
    34,001.93x = 51,019.65 × 15,295.20
  4. Step 4: Simplify right side
    34,001.93x = 780,355,750.68
  5. Step 5: Solve for x
    x = 780,355,750.68/34,001.93
  6. Step 6: Final answer
    x = 22,950.34

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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.