Home / 20,587.65-30,853.67-15,014.85

Finding the Fourth Proportional to 20,587.65, 30,853.67 and 15,014.85

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Solution

The fourth proportional to 20,587.65, 30,853.67 and 15,014.85 is: 22,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,587.65 : 30,853.67 = 15,014.85 : x
  2. Step 2: Convert to fraction form
    20,587.65/30,853.67 = 15,014.85/x
  3. Step 3: Cross multiply
    20,587.65x = 30,853.67 × 15,014.85
  4. Step 4: Simplify right side
    20,587.65x = 463,263,151.93
  5. Step 5: Solve for x
    x = 463,263,151.93/20,587.65
  6. Step 6: Final answer
    x = 22,501.99

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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.