Home / 14,427.78-21,642.91-5,066.99

Finding the Fourth Proportional to 14,427.78, 21,642.91 and 5,066.99

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Solution

The fourth proportional to 14,427.78, 21,642.91 and 5,066.99 is: 7,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.78 : 21,642.91 = 5,066.99 : x
  2. Step 2: Convert to fraction form
    14,427.78/21,642.91 = 5,066.99/x
  3. Step 3: Cross multiply
    14,427.78x = 21,642.91 × 5,066.99
  4. Step 4: Simplify right side
    14,427.78x = 109,664,330.29
  5. Step 5: Solve for x
    x = 109,664,330.29/14,427.78
  6. Step 6: Final answer
    x = 7,600.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.