Home / 15,514.32-23,271.21-3,827.55

Finding the Fourth Proportional to 15,514.32, 23,271.21 and 3,827.55

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Solution

The fourth proportional to 15,514.32, 23,271.21 and 3,827.55 is: 5,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.32 : 23,271.21 = 3,827.55 : x
  2. Step 2: Convert to fraction form
    15,514.32/23,271.21 = 3,827.55/x
  3. Step 3: Cross multiply
    15,514.32x = 23,271.21 × 3,827.55
  4. Step 4: Simplify right side
    15,514.32x = 89,071,719.84
  5. Step 5: Solve for x
    x = 89,071,719.84/15,514.32
  6. Step 6: Final answer
    x = 5,741.26

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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.