Home / 14,929.80-22,365.54-9,071.88

Finding the Fourth Proportional to 14,929.80, 22,365.54 and 9,071.88

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Solution

The fourth proportional to 14,929.80, 22,365.54 and 9,071.88 is: 13,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,929.80 : 22,365.54 = 9,071.88 : x
  2. Step 2: Convert to fraction form
    14,929.80/22,365.54 = 9,071.88/x
  3. Step 3: Cross multiply
    14,929.80x = 22,365.54 × 9,071.88
  4. Step 4: Simplify right side
    14,929.80x = 202,897,495.02
  5. Step 5: Solve for x
    x = 202,897,495.02/14,929.80
  6. Step 6: Final answer
    x = 13,590.10

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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.