Home / 25,474.08-35,154.56-14,143.84

Finding the Fourth Proportional to 25,474.08, 35,154.56 and 14,143.84

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Solution

The fourth proportional to 25,474.08, 35,154.56 and 14,143.84 is: 19,518.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.08 : 35,154.56 = 14,143.84 : x
  2. Step 2: Convert to fraction form
    25,474.08/35,154.56 = 14,143.84/x
  3. Step 3: Cross multiply
    25,474.08x = 35,154.56 × 14,143.84
  4. Step 4: Simplify right side
    25,474.08x = 497,220,471.91
  5. Step 5: Solve for x
    x = 497,220,471.91/25,474.08
  6. Step 6: Final answer
    x = 19,518.68

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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.