Home / 14,519.16-20,036.30-7,895.16

Finding the Fourth Proportional to 14,519.16, 20,036.30 and 7,895.16

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Solution

The fourth proportional to 14,519.16, 20,036.30 and 7,895.16 is: 10,895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.16 : 20,036.30 = 7,895.16 : x
  2. Step 2: Convert to fraction form
    14,519.16/20,036.30 = 7,895.16/x
  3. Step 3: Cross multiply
    14,519.16x = 20,036.30 × 7,895.16
  4. Step 4: Simplify right side
    14,519.16x = 158,189,794.31
  5. Step 5: Solve for x
    x = 158,189,794.31/14,519.16
  6. Step 6: Final answer
    x = 10,895.24

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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.