Home / 23,811.71-32,850.81-15,312.48

Finding the Fourth Proportional to 23,811.71, 32,850.81 and 15,312.48

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Solution

The fourth proportional to 23,811.71, 32,850.81 and 15,312.48 is: 21,125.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,811.71 : 32,850.81 = 15,312.48 : x
  2. Step 2: Convert to fraction form
    23,811.71/32,850.81 = 15,312.48/x
  3. Step 3: Cross multiply
    23,811.71x = 32,850.81 × 15,312.48
  4. Step 4: Simplify right side
    23,811.71x = 503,027,371.11
  5. Step 5: Solve for x
    x = 503,027,371.11/23,811.71
  6. Step 6: Final answer
    x = 21,125.21

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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.