Home / 18,254.51-25,191.60-10,295.21

Finding the Fourth Proportional to 18,254.51, 25,191.60 and 10,295.21

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Solution

The fourth proportional to 18,254.51, 25,191.60 and 10,295.21 is: 14,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.51 : 25,191.60 = 10,295.21 : x
  2. Step 2: Convert to fraction form
    18,254.51/25,191.60 = 10,295.21/x
  3. Step 3: Cross multiply
    18,254.51x = 25,191.60 × 10,295.21
  4. Step 4: Simplify right side
    18,254.51x = 259,352,812.24
  5. Step 5: Solve for x
    x = 259,352,812.24/18,254.51
  6. Step 6: Final answer
    x = 14,207.60

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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.