Home / 19,710.76-29,566.38-5,671.24

Finding the Fourth Proportional to 19,710.76, 29,566.38 and 5,671.24

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Solution

The fourth proportional to 19,710.76, 29,566.38 and 5,671.24 is: 8,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.76 : 29,566.38 = 5,671.24 : x
  2. Step 2: Convert to fraction form
    19,710.76/29,566.38 = 5,671.24/x
  3. Step 3: Cross multiply
    19,710.76x = 29,566.38 × 5,671.24
  4. Step 4: Simplify right side
    19,710.76x = 167,678,036.91
  5. Step 5: Solve for x
    x = 167,678,036.91/19,710.76
  6. Step 6: Final answer
    x = 8,506.93

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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.