Home / 23,216.92-32,039.10-13,145.08

Finding the Fourth Proportional to 23,216.92, 32,039.10 and 13,145.08

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Solution

The fourth proportional to 23,216.92, 32,039.10 and 13,145.08 is: 18,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,216.92 : 32,039.10 = 13,145.08 : x
  2. Step 2: Convert to fraction form
    23,216.92/32,039.10 = 13,145.08/x
  3. Step 3: Cross multiply
    23,216.92x = 32,039.10 × 13,145.08
  4. Step 4: Simplify right side
    23,216.92x = 421,156,532.63
  5. Step 5: Solve for x
    x = 421,156,532.63/23,216.92
  6. Step 6: Final answer
    x = 18,140.07

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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.