Home / 19,411.36-29,118.12-5,560

Finding the Fourth Proportional to 19,411.36, 29,118.12 and 5,560

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Solution

The fourth proportional to 19,411.36, 29,118.12 and 5,560 is: 8,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.36 : 29,118.12 = 5,560 : x
  2. Step 2: Convert to fraction form
    19,411.36/29,118.12 = 5,560/x
  3. Step 3: Cross multiply
    19,411.36x = 29,118.12 × 5,560
  4. Step 4: Simplify right side
    19,411.36x = 161,896,747.20
  5. Step 5: Solve for x
    x = 161,896,747.20/19,411.36
  6. Step 6: Final answer
    x = 8,340.31

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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.