Home / 18,278.44-25,224.26-9,894.94

Finding the Fourth Proportional to 18,278.44, 25,224.26 and 9,894.94

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Solution

The fourth proportional to 18,278.44, 25,224.26 and 9,894.94 is: 13,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278.44 : 25,224.26 = 9,894.94 : x
  2. Step 2: Convert to fraction form
    18,278.44/25,224.26 = 9,894.94/x
  3. Step 3: Cross multiply
    18,278.44x = 25,224.26 × 9,894.94
  4. Step 4: Simplify right side
    18,278.44x = 249,592,426.71
  5. Step 5: Solve for x
    x = 249,592,426.71/18,278.44
  6. Step 6: Final answer
    x = 13,655.02

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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.