Home / 48,166.65-72,255.24-13,109.04

Finding the Fourth Proportional to 48,166.65, 72,255.24 and 13,109.04

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Solution

The fourth proportional to 48,166.65, 72,255.24 and 13,109.04 is: 19,664.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,166.65 : 72,255.24 = 13,109.04 : x
  2. Step 2: Convert to fraction form
    48,166.65/72,255.24 = 13,109.04/x
  3. Step 3: Cross multiply
    48,166.65x = 72,255.24 × 13,109.04
  4. Step 4: Simplify right side
    48,166.65x = 947,196,831.37
  5. Step 5: Solve for x
    x = 947,196,831.37/48,166.65
  6. Step 6: Final answer
    x = 19,664.99

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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.