Home / 15,854.46-23,776.80-12,727.08

Finding the Fourth Proportional to 15,854.46, 23,776.80 and 12,727.08

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Solution

The fourth proportional to 15,854.46, 23,776.80 and 12,727.08 is: 19,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.46 : 23,776.80 = 12,727.08 : x
  2. Step 2: Convert to fraction form
    15,854.46/23,776.80 = 12,727.08/x
  3. Step 3: Cross multiply
    15,854.46x = 23,776.80 × 12,727.08
  4. Step 4: Simplify right side
    15,854.46x = 302,609,235.74
  5. Step 5: Solve for x
    x = 302,609,235.74/15,854.46
  6. Step 6: Final answer
    x = 19,086.69

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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.