Home / 14,034.16-19,358.64-8,365.13

Finding the Fourth Proportional to 14,034.16, 19,358.64 and 8,365.13

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Solution

The fourth proportional to 14,034.16, 19,358.64 and 8,365.13 is: 11,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.16 : 19,358.64 = 8,365.13 : x
  2. Step 2: Convert to fraction form
    14,034.16/19,358.64 = 8,365.13/x
  3. Step 3: Cross multiply
    14,034.16x = 19,358.64 × 8,365.13
  4. Step 4: Simplify right side
    14,034.16x = 161,937,540.22
  5. Step 5: Solve for x
    x = 161,937,540.22/14,034.16
  6. Step 6: Final answer
    x = 11,538.81

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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.