Home / 25,608.02-35,339.20-14,278.21

Finding the Fourth Proportional to 25,608.02, 35,339.20 and 14,278.21

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Solution

The fourth proportional to 25,608.02, 35,339.20 and 14,278.21 is: 19,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.02 : 35,339.20 = 14,278.21 : x
  2. Step 2: Convert to fraction form
    25,608.02/35,339.20 = 14,278.21/x
  3. Step 3: Cross multiply
    25,608.02x = 35,339.20 × 14,278.21
  4. Step 4: Simplify right side
    25,608.02x = 504,580,394.79
  5. Step 5: Solve for x
    x = 504,580,394.79/25,608.02
  6. Step 6: Final answer
    x = 19,704.00

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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.