Home / 23,555.28-32,506.50-12,800.16

Finding the Fourth Proportional to 23,555.28, 32,506.50 and 12,800.16

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Solution

The fourth proportional to 23,555.28, 32,506.50 and 12,800.16 is: 17,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.28 : 32,506.50 = 12,800.16 : x
  2. Step 2: Convert to fraction form
    23,555.28/32,506.50 = 12,800.16/x
  3. Step 3: Cross multiply
    23,555.28x = 32,506.50 × 12,800.16
  4. Step 4: Simplify right side
    23,555.28x = 416,088,377.04
  5. Step 5: Solve for x
    x = 416,088,377.04/23,555.28
  6. Step 6: Final answer
    x = 17,664.33

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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.