Home / 15,417.74-23,133.78-4,889.42

Finding the Fourth Proportional to 15,417.74, 23,133.78 and 4,889.42

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Solution

The fourth proportional to 15,417.74, 23,133.78 and 4,889.42 is: 7,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.74 : 23,133.78 = 4,889.42 : x
  2. Step 2: Convert to fraction form
    15,417.74/23,133.78 = 4,889.42/x
  3. Step 3: Cross multiply
    15,417.74x = 23,133.78 × 4,889.42
  4. Step 4: Simplify right side
    15,417.74x = 113,110,766.61
  5. Step 5: Solve for x
    x = 113,110,766.61/15,417.74
  6. Step 6: Final answer
    x = 7,336.40

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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.