Home / 15,730.19-23,603.49-6,377.12

Finding the Fourth Proportional to 15,730.19, 23,603.49 and 6,377.12

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Solution

The fourth proportional to 15,730.19, 23,603.49 and 6,377.12 is: 9,569.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.19 : 23,603.49 = 6,377.12 : x
  2. Step 2: Convert to fraction form
    15,730.19/23,603.49 = 6,377.12/x
  3. Step 3: Cross multiply
    15,730.19x = 23,603.49 × 6,377.12
  4. Step 4: Simplify right side
    15,730.19x = 150,522,323.24
  5. Step 5: Solve for x
    x = 150,522,323.24/15,730.19
  6. Step 6: Final answer
    x = 9,569.01

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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.