Home / 34,663.19-47,835.26-18,747.65

Finding the Fourth Proportional to 34,663.19, 47,835.26 and 18,747.65

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Solution

The fourth proportional to 34,663.19, 47,835.26 and 18,747.65 is: 25,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.19 : 47,835.26 = 18,747.65 : x
  2. Step 2: Convert to fraction form
    34,663.19/47,835.26 = 18,747.65/x
  3. Step 3: Cross multiply
    34,663.19x = 47,835.26 × 18,747.65
  4. Step 4: Simplify right side
    34,663.19x = 896,798,808.29
  5. Step 5: Solve for x
    x = 896,798,808.29/34,663.19
  6. Step 6: Final answer
    x = 25,871.79

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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.