Home / 23,292.30-32,141.76-13,220.94

Finding the Fourth Proportional to 23,292.30, 32,141.76 and 13,220.94

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Solution

The fourth proportional to 23,292.30, 32,141.76 and 13,220.94 is: 18,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292.30 : 32,141.76 = 13,220.94 : x
  2. Step 2: Convert to fraction form
    23,292.30/32,141.76 = 13,220.94/x
  3. Step 3: Cross multiply
    23,292.30x = 32,141.76 × 13,220.94
  4. Step 4: Simplify right side
    23,292.30x = 424,944,280.45
  5. Step 5: Solve for x
    x = 424,944,280.45/23,292.30
  6. Step 6: Final answer
    x = 18,243.98

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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.