Home / 19,464.48-26,860.32-11,079.36

Finding the Fourth Proportional to 19,464.48, 26,860.32 and 11,079.36

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Solution

The fourth proportional to 19,464.48, 26,860.32 and 11,079.36 is: 15,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.48 : 26,860.32 = 11,079.36 : x
  2. Step 2: Convert to fraction form
    19,464.48/26,860.32 = 11,079.36/x
  3. Step 3: Cross multiply
    19,464.48x = 26,860.32 × 11,079.36
  4. Step 4: Simplify right side
    19,464.48x = 297,595,155.00
  5. Step 5: Solve for x
    x = 297,595,155.00/19,464.48
  6. Step 6: Final answer
    x = 15,289.14

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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.