Home / 22,943.21-34,427.35-8,903.79

Finding the Fourth Proportional to 22,943.21, 34,427.35 and 8,903.79

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Solution

The fourth proportional to 22,943.21, 34,427.35 and 8,903.79 is: 13,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,943.21 : 34,427.35 = 8,903.79 : x
  2. Step 2: Convert to fraction form
    22,943.21/34,427.35 = 8,903.79/x
  3. Step 3: Cross multiply
    22,943.21x = 34,427.35 × 8,903.79
  4. Step 4: Simplify right side
    22,943.21x = 306,533,894.66
  5. Step 5: Solve for x
    x = 306,533,894.66/22,943.21
  6. Step 6: Final answer
    x = 13,360.55

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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.