Home / 25,218.86-34,794.18-14,315.18

Finding the Fourth Proportional to 25,218.86, 34,794.18 and 14,315.18

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Solution

The fourth proportional to 25,218.86, 34,794.18 and 14,315.18 is: 19,750.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.86 : 34,794.18 = 14,315.18 : x
  2. Step 2: Convert to fraction form
    25,218.86/34,794.18 = 14,315.18/x
  3. Step 3: Cross multiply
    25,218.86x = 34,794.18 × 14,315.18
  4. Step 4: Simplify right side
    25,218.86x = 498,084,775.68
  5. Step 5: Solve for x
    x = 498,084,775.68/25,218.86
  6. Step 6: Final answer
    x = 19,750.49

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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.