Home / 15,126.16-22,689.29-5,263.09

Finding the Fourth Proportional to 15,126.16, 22,689.29 and 5,263.09

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Solution

The fourth proportional to 15,126.16, 22,689.29 and 5,263.09 is: 7,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.16 : 22,689.29 = 5,263.09 : x
  2. Step 2: Convert to fraction form
    15,126.16/22,689.29 = 5,263.09/x
  3. Step 3: Cross multiply
    15,126.16x = 22,689.29 × 5,263.09
  4. Step 4: Simplify right side
    15,126.16x = 119,415,775.31
  5. Step 5: Solve for x
    x = 119,415,775.31/15,126.16
  6. Step 6: Final answer
    x = 7,894.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.