Home / 15,068.14-22,602.22-13,121.72

Finding the Fourth Proportional to 15,068.14, 22,602.22 and 13,121.72

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Solution

The fourth proportional to 15,068.14, 22,602.22 and 13,121.72 is: 19,682.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,068.14 : 22,602.22 = 13,121.72 : x
  2. Step 2: Convert to fraction form
    15,068.14/22,602.22 = 13,121.72/x
  3. Step 3: Cross multiply
    15,068.14x = 22,602.22 × 13,121.72
  4. Step 4: Simplify right side
    15,068.14x = 296,580,002.22
  5. Step 5: Solve for x
    x = 296,580,002.22/15,068.14
  6. Step 6: Final answer
    x = 19,682.59

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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.