Home / 34,151.32-51,225.13-13,101.45

Finding the Fourth Proportional to 34,151.32, 51,225.13 and 13,101.45

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Solution

The fourth proportional to 34,151.32, 51,225.13 and 13,101.45 is: 19,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.32 : 51,225.13 = 13,101.45 : x
  2. Step 2: Convert to fraction form
    34,151.32/51,225.13 = 13,101.45/x
  3. Step 3: Cross multiply
    34,151.32x = 51,225.13 × 13,101.45
  4. Step 4: Simplify right side
    34,151.32x = 671,123,479.44
  5. Step 5: Solve for x
    x = 671,123,479.44/34,151.32
  6. Step 6: Final answer
    x = 19,651.47

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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.