Home / 14,805.18-20,535.66-14,273.28

Finding the Fourth Proportional to 14,805.18, 20,535.66 and 14,273.28

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Solution

The fourth proportional to 14,805.18, 20,535.66 and 14,273.28 is: 19,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805.18 : 20,535.66 = 14,273.28 : x
  2. Step 2: Convert to fraction form
    14,805.18/20,535.66 = 14,273.28/x
  3. Step 3: Cross multiply
    14,805.18x = 20,535.66 × 14,273.28
  4. Step 4: Simplify right side
    14,805.18x = 293,111,225.16
  5. Step 5: Solve for x
    x = 293,111,225.16/14,805.18
  6. Step 6: Final answer
    x = 19,797.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.