Home / 20,596.32-30,895.08-14,265

Finding the Fourth Proportional to 20,596.32, 30,895.08 and 14,265

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Solution

The fourth proportional to 20,596.32, 30,895.08 and 14,265 is: 21,397.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.32 : 30,895.08 = 14,265 : x
  2. Step 2: Convert to fraction form
    20,596.32/30,895.08 = 14,265/x
  3. Step 3: Cross multiply
    20,596.32x = 30,895.08 × 14,265
  4. Step 4: Simplify right side
    20,596.32x = 440,718,316.20
  5. Step 5: Solve for x
    x = 440,718,316.20/20,596.32
  6. Step 6: Final answer
    x = 21,397.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.