Home / 13,370.06-20,061.98-9,702.52

Finding the Fourth Proportional to 13,370.06, 20,061.98 and 9,702.52

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Solution

The fourth proportional to 13,370.06, 20,061.98 and 9,702.52 is: 14,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.06 : 20,061.98 = 9,702.52 : x
  2. Step 2: Convert to fraction form
    13,370.06/20,061.98 = 9,702.52/x
  3. Step 3: Cross multiply
    13,370.06x = 20,061.98 × 9,702.52
  4. Step 4: Simplify right side
    13,370.06x = 194,651,762.19
  5. Step 5: Solve for x
    x = 194,651,762.19/13,370.06
  6. Step 6: Final answer
    x = 14,558.78

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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.