Home / 26,611.61-36,727.35-15,284.65

Finding the Fourth Proportional to 26,611.61, 36,727.35 and 15,284.65

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Solution

The fourth proportional to 26,611.61, 36,727.35 and 15,284.65 is: 21,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.61 : 36,727.35 = 15,284.65 : x
  2. Step 2: Convert to fraction form
    26,611.61/36,727.35 = 15,284.65/x
  3. Step 3: Cross multiply
    26,611.61x = 36,727.35 × 15,284.65
  4. Step 4: Simplify right side
    26,611.61x = 561,364,690.18
  5. Step 5: Solve for x
    x = 561,364,690.18/26,611.61
  6. Step 6: Final answer
    x = 21,094.73

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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.