Home / 25,464.08-35,138.76-14,283.92

Finding the Fourth Proportional to 25,464.08, 35,138.76 and 14,283.92

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Solution

The fourth proportional to 25,464.08, 35,138.76 and 14,283.92 is: 19,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.08 : 35,138.76 = 14,283.92 : x
  2. Step 2: Convert to fraction form
    25,464.08/35,138.76 = 14,283.92/x
  3. Step 3: Cross multiply
    25,464.08x = 35,138.76 × 14,283.92
  4. Step 4: Simplify right side
    25,464.08x = 501,919,236.74
  5. Step 5: Solve for x
    x = 501,919,236.74/25,464.08
  6. Step 6: Final answer
    x = 19,710.87

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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.