Home / 15,731.27-23,596.91-12,952.10

Finding the Fourth Proportional to 15,731.27, 23,596.91 and 12,952.10

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Solution

The fourth proportional to 15,731.27, 23,596.91 and 12,952.10 is: 19,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,731.27 : 23,596.91 = 12,952.10 : x
  2. Step 2: Convert to fraction form
    15,731.27/23,596.91 = 12,952.10/x
  3. Step 3: Cross multiply
    15,731.27x = 23,596.91 × 12,952.10
  4. Step 4: Simplify right side
    15,731.27x = 305,629,580.81
  5. Step 5: Solve for x
    x = 305,629,580.81/15,731.27
  6. Step 6: Final answer
    x = 19,428.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.