Home / 15,120.07-22,681.01-4,026.71

Finding the Fourth Proportional to 15,120.07, 22,681.01 and 4,026.71

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Solution

The fourth proportional to 15,120.07, 22,681.01 and 4,026.71 is: 6,040.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120.07 : 22,681.01 = 4,026.71 : x
  2. Step 2: Convert to fraction form
    15,120.07/22,681.01 = 4,026.71/x
  3. Step 3: Cross multiply
    15,120.07x = 22,681.01 × 4,026.71
  4. Step 4: Simplify right side
    15,120.07x = 91,329,916.55
  5. Step 5: Solve for x
    x = 91,329,916.55/15,120.07
  6. Step 6: Final answer
    x = 6,040.31

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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.