Home / 19,016.32-26,242.68-10,518.31

Finding the Fourth Proportional to 19,016.32, 26,242.68 and 10,518.31

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Solution

The fourth proportional to 19,016.32, 26,242.68 and 10,518.31 is: 14,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.32 : 26,242.68 = 10,518.31 : x
  2. Step 2: Convert to fraction form
    19,016.32/26,242.68 = 10,518.31/x
  3. Step 3: Cross multiply
    19,016.32x = 26,242.68 × 10,518.31
  4. Step 4: Simplify right side
    19,016.32x = 276,028,643.47
  5. Step 5: Solve for x
    x = 276,028,643.47/19,016.32
  6. Step 6: Final answer
    x = 14,515.36

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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.