Home / 23,284.07-32,131.12-13,211.91

Finding the Fourth Proportional to 23,284.07, 32,131.12 and 13,211.91

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Solution

The fourth proportional to 23,284.07, 32,131.12 and 13,211.91 is: 18,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,284.07 : 32,131.12 = 13,211.91 : x
  2. Step 2: Convert to fraction form
    23,284.07/32,131.12 = 13,211.91/x
  3. Step 3: Cross multiply
    23,284.07x = 32,131.12 × 13,211.91
  4. Step 4: Simplify right side
    23,284.07x = 424,513,441.99
  5. Step 5: Solve for x
    x = 424,513,441.99/23,284.07
  6. Step 6: Final answer
    x = 18,231.93

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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.