Home / 19,582.92-29,368.80-5,542.02

Finding the Fourth Proportional to 19,582.92, 29,368.80 and 5,542.02

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Solution

The fourth proportional to 19,582.92, 29,368.80 and 5,542.02 is: 8,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.92 : 29,368.80 = 5,542.02 : x
  2. Step 2: Convert to fraction form
    19,582.92/29,368.80 = 5,542.02/x
  3. Step 3: Cross multiply
    19,582.92x = 29,368.80 × 5,542.02
  4. Step 4: Simplify right side
    19,582.92x = 162,762,476.98
  5. Step 5: Solve for x
    x = 162,762,476.98/19,582.92
  6. Step 6: Final answer
    x = 8,311.45

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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.