Home / 25,647.02-35,394.66-14,318.74

Finding the Fourth Proportional to 25,647.02, 35,394.66 and 14,318.74

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Solution

The fourth proportional to 25,647.02, 35,394.66 and 14,318.74 is: 19,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.02 : 35,394.66 = 14,318.74 : x
  2. Step 2: Convert to fraction form
    25,647.02/35,394.66 = 14,318.74/x
  3. Step 3: Cross multiply
    25,647.02x = 35,394.66 × 14,318.74
  4. Step 4: Simplify right side
    25,647.02x = 506,806,845.44
  5. Step 5: Solve for x
    x = 506,806,845.44/25,647.02
  6. Step 6: Final answer
    x = 19,760.85

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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.