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Finding the Fourth Proportional to 32,802.80, 49,117.80 and 25,833.20

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Solution

The fourth proportional to 32,802.80, 49,117.80 and 25,833.20 is: 38,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,802.80 : 49,117.80 = 25,833.20 : x
  2. Step 2: Convert to fraction form
    32,802.80/49,117.80 = 25,833.20/x
  3. Step 3: Cross multiply
    32,802.80x = 49,117.80 × 25,833.20
  4. Step 4: Simplify right side
    32,802.80x = 1,268,869,950.96
  5. Step 5: Solve for x
    x = 1,268,869,950.96/32,802.80
  6. Step 6: Final answer
    x = 38,681.76

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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.