Home / 23,271.13-32,113.22-12,660.81

Finding the Fourth Proportional to 23,271.13, 32,113.22 and 12,660.81

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Solution

The fourth proportional to 23,271.13, 32,113.22 and 12,660.81 is: 17,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.13 : 32,113.22 = 12,660.81 : x
  2. Step 2: Convert to fraction form
    23,271.13/32,113.22 = 12,660.81/x
  3. Step 3: Cross multiply
    23,271.13x = 32,113.22 × 12,660.81
  4. Step 4: Simplify right side
    23,271.13x = 406,579,376.91
  5. Step 5: Solve for x
    x = 406,579,376.91/23,271.13
  6. Step 6: Final answer
    x = 17,471.41

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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.