Home / 23,276.16-32,121.26-12,665.87

Finding the Fourth Proportional to 23,276.16, 32,121.26 and 12,665.87

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Solution

The fourth proportional to 23,276.16, 32,121.26 and 12,665.87 is: 17,478.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,276.16 : 32,121.26 = 12,665.87 : x
  2. Step 2: Convert to fraction form
    23,276.16/32,121.26 = 12,665.87/x
  3. Step 3: Cross multiply
    23,276.16x = 32,121.26 × 12,665.87
  4. Step 4: Simplify right side
    23,276.16x = 406,843,703.40
  5. Step 5: Solve for x
    x = 406,843,703.40/23,276.16
  6. Step 6: Final answer
    x = 17,478.99

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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.