Home / 15,355.05-23,017.19-6,472.52

Finding the Fourth Proportional to 15,355.05, 23,017.19 and 6,472.52

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Solution

The fourth proportional to 15,355.05, 23,017.19 and 6,472.52 is: 9,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.05 : 23,017.19 = 6,472.52 : x
  2. Step 2: Convert to fraction form
    15,355.05/23,017.19 = 6,472.52/x
  3. Step 3: Cross multiply
    15,355.05x = 23,017.19 × 6,472.52
  4. Step 4: Simplify right side
    15,355.05x = 148,979,075.17
  5. Step 5: Solve for x
    x = 148,979,075.17/15,355.05
  6. Step 6: Final answer
    x = 9,702.29

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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.