Home / 15,030.72-22,548.30-4,640.04

Finding the Fourth Proportional to 15,030.72, 22,548.30 and 4,640.04

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Solution

The fourth proportional to 15,030.72, 22,548.30 and 4,640.04 is: 6,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,030.72 : 22,548.30 = 4,640.04 : x
  2. Step 2: Convert to fraction form
    15,030.72/22,548.30 = 4,640.04/x
  3. Step 3: Cross multiply
    15,030.72x = 22,548.30 × 4,640.04
  4. Step 4: Simplify right side
    15,030.72x = 104,625,013.93
  5. Step 5: Solve for x
    x = 104,625,013.93/15,030.72
  6. Step 6: Final answer
    x = 6,960.75

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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.