Home / 13,237.93-18,266.98-7,932.61

Finding the Fourth Proportional to 13,237.93, 18,266.98 and 7,932.61

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Solution

The fourth proportional to 13,237.93, 18,266.98 and 7,932.61 is: 10,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.93 : 18,266.98 = 7,932.61 : x
  2. Step 2: Convert to fraction form
    13,237.93/18,266.98 = 7,932.61/x
  3. Step 3: Cross multiply
    13,237.93x = 18,266.98 × 7,932.61
  4. Step 4: Simplify right side
    13,237.93x = 144,904,828.22
  5. Step 5: Solve for x
    x = 144,904,828.22/13,237.93
  6. Step 6: Final answer
    x = 10,946.18

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1.5x scale

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.