Home / 23,276.88-32,122.04-12,666.51

Finding the Fourth Proportional to 23,276.88, 32,122.04 and 12,666.51

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Solution

The fourth proportional to 23,276.88, 32,122.04 and 12,666.51 is: 17,479.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,276.88 : 32,122.04 = 12,666.51 : x
  2. Step 2: Convert to fraction form
    23,276.88/32,122.04 = 12,666.51/x
  3. Step 3: Cross multiply
    23,276.88x = 32,122.04 × 12,666.51
  4. Step 4: Simplify right side
    23,276.88x = 406,874,077.55
  5. Step 5: Solve for x
    x = 406,874,077.55/23,276.88
  6. Step 6: Final answer
    x = 17,479.75

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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.