Home / 34,330.91-51,501.56-12,144.53

Finding the Fourth Proportional to 34,330.91, 51,501.56 and 12,144.53

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Solution

The fourth proportional to 34,330.91, 51,501.56 and 12,144.53 is: 18,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,330.91 : 51,501.56 = 12,144.53 : x
  2. Step 2: Convert to fraction form
    34,330.91/51,501.56 = 12,144.53/x
  3. Step 3: Cross multiply
    34,330.91x = 51,501.56 × 12,144.53
  4. Step 4: Simplify right side
    34,330.91x = 625,462,308.50
  5. Step 5: Solve for x
    x = 625,462,308.50/34,330.91
  6. Step 6: Final answer
    x = 18,218.64

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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.