Home / 34,582.38-47,724.63-21,153.39

Finding the Fourth Proportional to 34,582.38, 47,724.63 and 21,153.39

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Solution

The fourth proportional to 34,582.38, 47,724.63 and 21,153.39 is: 29,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,582.38 : 47,724.63 = 21,153.39 : x
  2. Step 2: Convert to fraction form
    34,582.38/47,724.63 = 21,153.39/x
  3. Step 3: Cross multiply
    34,582.38x = 47,724.63 × 21,153.39
  4. Step 4: Simplify right side
    34,582.38x = 1,009,537,711.00
  5. Step 5: Solve for x
    x = 1,009,537,711.00/34,582.38
  6. Step 6: Final answer
    x = 29,192.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.