Home / 25,523.22-38,264.43-12,866.16

Finding the Fourth Proportional to 25,523.22, 38,264.43 and 12,866.16

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Solution

The fourth proportional to 25,523.22, 38,264.43 and 12,866.16 is: 19,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.22 : 38,264.43 = 12,866.16 : x
  2. Step 2: Convert to fraction form
    25,523.22/38,264.43 = 12,866.16/x
  3. Step 3: Cross multiply
    25,523.22x = 38,264.43 × 12,866.16
  4. Step 4: Simplify right side
    25,523.22x = 492,316,278.69
  5. Step 5: Solve for x
    x = 492,316,278.69/25,523.22
  6. Step 6: Final answer
    x = 19,288.96

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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.