Home / 15,486.42-23,227.64-4,955.55

Finding the Fourth Proportional to 15,486.42, 23,227.64 and 4,955.55

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Solution

The fourth proportional to 15,486.42, 23,227.64 and 4,955.55 is: 7,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,486.42 : 23,227.64 = 4,955.55 : x
  2. Step 2: Convert to fraction form
    15,486.42/23,227.64 = 4,955.55/x
  3. Step 3: Cross multiply
    15,486.42x = 23,227.64 × 4,955.55
  4. Step 4: Simplify right side
    15,486.42x = 115,105,820.15
  5. Step 5: Solve for x
    x = 115,105,820.15/15,486.42
  6. Step 6: Final answer
    x = 7,432.70

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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.