Home / 34,134.18-51,166.11-13,068.47

Finding the Fourth Proportional to 34,134.18, 51,166.11 and 13,068.47

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Solution

The fourth proportional to 34,134.18, 51,166.11 and 13,068.47 is: 19,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.18 : 51,166.11 = 13,068.47 : x
  2. Step 2: Convert to fraction form
    34,134.18/51,166.11 = 13,068.47/x
  3. Step 3: Cross multiply
    34,134.18x = 51,166.11 × 13,068.47
  4. Step 4: Simplify right side
    34,134.18x = 668,662,950.47
  5. Step 5: Solve for x
    x = 668,662,950.47/34,134.18
  6. Step 6: Final answer
    x = 19,589.25

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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.