Home / 18,293.79-25,245.93-10,335.85

Finding the Fourth Proportional to 18,293.79, 25,245.93 and 10,335.85

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Solution

The fourth proportional to 18,293.79, 25,245.93 and 10,335.85 is: 14,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.79 : 25,245.93 = 10,335.85 : x
  2. Step 2: Convert to fraction form
    18,293.79/25,245.93 = 10,335.85/x
  3. Step 3: Cross multiply
    18,293.79x = 25,245.93 × 10,335.85
  4. Step 4: Simplify right side
    18,293.79x = 260,938,121.24
  5. Step 5: Solve for x
    x = 260,938,121.24/18,293.79
  6. Step 6: Final answer
    x = 14,263.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.