Home / 59,479.12-89,223-17,929.36

Finding the Fourth Proportional to 59,479.12, 89,223 and 17,929.36

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Solution

The fourth proportional to 59,479.12, 89,223 and 17,929.36 is: 26,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,479.12 : 89,223 = 17,929.36 : x
  2. Step 2: Convert to fraction form
    59,479.12/89,223 = 17,929.36/x
  3. Step 3: Cross multiply
    59,479.12x = 89,223 × 17,929.36
  4. Step 4: Simplify right side
    59,479.12x = 1,599,711,287.28
  5. Step 5: Solve for x
    x = 1,599,711,287.28/59,479.12
  6. Step 6: Final answer
    x = 26,895.34

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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.