Home / 25,638.28-35,378.58-14,306.92

Finding the Fourth Proportional to 25,638.28, 35,378.58 and 14,306.92

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Solution

The fourth proportional to 25,638.28, 35,378.58 and 14,306.92 is: 19,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.28 : 35,378.58 = 14,306.92 : x
  2. Step 2: Convert to fraction form
    25,638.28/35,378.58 = 14,306.92/x
  3. Step 3: Cross multiply
    25,638.28x = 35,378.58 × 14,306.92
  4. Step 4: Simplify right side
    25,638.28x = 506,158,513.77
  5. Step 5: Solve for x
    x = 506,158,513.77/25,638.28
  6. Step 6: Final answer
    x = 19,742.30

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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.