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Finding the Fourth Proportional to 32,863.31, 49,271.88 and 11,510.80

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Solution

The fourth proportional to 32,863.31, 49,271.88 and 11,510.80 is: 17,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,863.31 : 49,271.88 = 11,510.80 : x
  2. Step 2: Convert to fraction form
    32,863.31/49,271.88 = 11,510.80/x
  3. Step 3: Cross multiply
    32,863.31x = 49,271.88 × 11,510.80
  4. Step 4: Simplify right side
    32,863.31x = 567,158,756.30
  5. Step 5: Solve for x
    x = 567,158,756.30/32,863.31
  6. Step 6: Final answer
    x = 17,258.11

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1.5x scale

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.