Home / 12,036.48-16,614.91-10,775.28

Finding the Fourth Proportional to 12,036.48, 16,614.91 and 10,775.28

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Solution

The fourth proportional to 12,036.48, 16,614.91 and 10,775.28 is: 14,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.48 : 16,614.91 = 10,775.28 : x
  2. Step 2: Convert to fraction form
    12,036.48/16,614.91 = 10,775.28/x
  3. Step 3: Cross multiply
    12,036.48x = 16,614.91 × 10,775.28
  4. Step 4: Simplify right side
    12,036.48x = 179,030,229.13
  5. Step 5: Solve for x
    x = 179,030,229.13/12,036.48
  6. Step 6: Final answer
    x = 14,873.97

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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.