Home / 19,218.24-26,521.56-10,833.12

Finding the Fourth Proportional to 19,218.24, 26,521.56 and 10,833.12

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Solution

The fourth proportional to 19,218.24, 26,521.56 and 10,833.12 is: 14,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.24 : 26,521.56 = 10,833.12 : x
  2. Step 2: Convert to fraction form
    19,218.24/26,521.56 = 10,833.12/x
  3. Step 3: Cross multiply
    19,218.24x = 26,521.56 × 10,833.12
  4. Step 4: Simplify right side
    19,218.24x = 287,311,242.07
  5. Step 5: Solve for x
    x = 287,311,242.07/19,218.24
  6. Step 6: Final answer
    x = 14,949.92

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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.