Home / 19,309.44-26,646.24-10,926.12

Finding the Fourth Proportional to 19,309.44, 26,646.24 and 10,926.12

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Solution

The fourth proportional to 19,309.44, 26,646.24 and 10,926.12 is: 15,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.44 : 26,646.24 = 10,926.12 : x
  2. Step 2: Convert to fraction form
    19,309.44/26,646.24 = 10,926.12/x
  3. Step 3: Cross multiply
    19,309.44x = 26,646.24 × 10,926.12
  4. Step 4: Simplify right side
    19,309.44x = 291,140,015.79
  5. Step 5: Solve for x
    x = 291,140,015.79/19,309.44
  6. Step 6: Final answer
    x = 15,077.60

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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.