Home / 34,505.18-47,615.93-19,191.65

Finding the Fourth Proportional to 34,505.18, 47,615.93 and 19,191.65

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Solution

The fourth proportional to 34,505.18, 47,615.93 and 19,191.65 is: 26,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.18 : 47,615.93 = 19,191.65 : x
  2. Step 2: Convert to fraction form
    34,505.18/47,615.93 = 19,191.65/x
  3. Step 3: Cross multiply
    34,505.18x = 47,615.93 × 19,191.65
  4. Step 4: Simplify right side
    34,505.18x = 913,827,928.95
  5. Step 5: Solve for x
    x = 913,827,928.95/34,505.18
  6. Step 6: Final answer
    x = 26,483.79

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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.