Home / 25,311.16-34,926.74-14,698.72

Finding the Fourth Proportional to 25,311.16, 34,926.74 and 14,698.72

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Solution

The fourth proportional to 25,311.16, 34,926.74 and 14,698.72 is: 20,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,311.16 : 34,926.74 = 14,698.72 : x
  2. Step 2: Convert to fraction form
    25,311.16/34,926.74 = 14,698.72/x
  3. Step 3: Cross multiply
    25,311.16x = 34,926.74 × 14,698.72
  4. Step 4: Simplify right side
    25,311.16x = 513,378,371.77
  5. Step 5: Solve for x
    x = 513,378,371.77/25,311.16
  6. Step 6: Final answer
    x = 20,282.69

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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.