Home / 14,751.29-20,356.53-8,036.97

Finding the Fourth Proportional to 14,751.29, 20,356.53 and 8,036.97

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Solution

The fourth proportional to 14,751.29, 20,356.53 and 8,036.97 is: 11,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.29 : 20,356.53 = 8,036.97 : x
  2. Step 2: Convert to fraction form
    14,751.29/20,356.53 = 8,036.97/x
  3. Step 3: Cross multiply
    14,751.29x = 20,356.53 × 8,036.97
  4. Step 4: Simplify right side
    14,751.29x = 163,604,775.84
  5. Step 5: Solve for x
    x = 163,604,775.84/14,751.29
  6. Step 6: Final answer
    x = 11,090.88

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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.