Home / 14,316.06-19,756.13-8,028.57

Finding the Fourth Proportional to 14,316.06, 19,756.13 and 8,028.57

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Solution

The fourth proportional to 14,316.06, 19,756.13 and 8,028.57 is: 11,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.06 : 19,756.13 = 8,028.57 : x
  2. Step 2: Convert to fraction form
    14,316.06/19,756.13 = 8,028.57/x
  3. Step 3: Cross multiply
    14,316.06x = 19,756.13 × 8,028.57
  4. Step 4: Simplify right side
    14,316.06x = 158,613,432.49
  5. Step 5: Solve for x
    x = 158,613,432.49/14,316.06
  6. Step 6: Final answer
    x = 11,079.41

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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.