Home / 25,306.02-34,921.71-13,975.29

Finding the Fourth Proportional to 25,306.02, 34,921.71 and 13,975.29

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Solution

The fourth proportional to 25,306.02, 34,921.71 and 13,975.29 is: 19,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.02 : 34,921.71 = 13,975.29 : x
  2. Step 2: Convert to fraction form
    25,306.02/34,921.71 = 13,975.29/x
  3. Step 3: Cross multiply
    25,306.02x = 34,921.71 × 13,975.29
  4. Step 4: Simplify right side
    25,306.02x = 488,041,024.55
  5. Step 5: Solve for x
    x = 488,041,024.55/25,306.02
  6. Step 6: Final answer
    x = 19,285.57

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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.