Home / 15,945.65-23,892.54-9,377.81

Finding the Fourth Proportional to 15,945.65, 23,892.54 and 9,377.81

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Solution

The fourth proportional to 15,945.65, 23,892.54 and 9,377.81 is: 14,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.65 : 23,892.54 = 9,377.81 : x
  2. Step 2: Convert to fraction form
    15,945.65/23,892.54 = 9,377.81/x
  3. Step 3: Cross multiply
    15,945.65x = 23,892.54 × 9,377.81
  4. Step 4: Simplify right side
    15,945.65x = 224,059,581.07
  5. Step 5: Solve for x
    x = 224,059,581.07/15,945.65
  6. Step 6: Final answer
    x = 14,051.46

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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.