Home / 28,582.48-42,794.49-21,541.18

Finding the Fourth Proportional to 28,582.48, 42,794.49 and 21,541.18

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Solution

The fourth proportional to 28,582.48, 42,794.49 and 21,541.18 is: 32,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.48 : 42,794.49 = 21,541.18 : x
  2. Step 2: Convert to fraction form
    28,582.48/42,794.49 = 21,541.18/x
  3. Step 3: Cross multiply
    28,582.48x = 42,794.49 × 21,541.18
  4. Step 4: Simplify right side
    28,582.48x = 921,843,812.10
  5. Step 5: Solve for x
    x = 921,843,812.10/28,582.48
  6. Step 6: Final answer
    x = 32,252.06

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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.