Home / 15,127.72-22,668.48-6,357.84

Finding the Fourth Proportional to 15,127.72, 22,668.48 and 6,357.84

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Solution

The fourth proportional to 15,127.72, 22,668.48 and 6,357.84 is: 9,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127.72 : 22,668.48 = 6,357.84 : x
  2. Step 2: Convert to fraction form
    15,127.72/22,668.48 = 6,357.84/x
  3. Step 3: Cross multiply
    15,127.72x = 22,668.48 × 6,357.84
  4. Step 4: Simplify right side
    15,127.72x = 144,122,568.88
  5. Step 5: Solve for x
    x = 144,122,568.88/15,127.72
  6. Step 6: Final answer
    x = 9,527.05

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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.