Home / 19,396.60-26,764.96-10,899.16

Finding the Fourth Proportional to 19,396.60, 26,764.96 and 10,899.16

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Solution

The fourth proportional to 19,396.60, 26,764.96 and 10,899.16 is: 15,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.60 : 26,764.96 = 10,899.16 : x
  2. Step 2: Convert to fraction form
    19,396.60/26,764.96 = 10,899.16/x
  3. Step 3: Cross multiply
    19,396.60x = 26,764.96 × 10,899.16
  4. Step 4: Simplify right side
    19,396.60x = 291,715,581.43
  5. Step 5: Solve for x
    x = 291,715,581.43/19,396.60
  6. Step 6: Final answer
    x = 15,039.52

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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.