Home / 19,569.12-26,998.74-11,070.24

Finding the Fourth Proportional to 19,569.12, 26,998.74 and 11,070.24

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Solution

The fourth proportional to 19,569.12, 26,998.74 and 11,070.24 is: 15,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.12 : 26,998.74 = 11,070.24 : x
  2. Step 2: Convert to fraction form
    19,569.12/26,998.74 = 11,070.24/x
  3. Step 3: Cross multiply
    19,569.12x = 26,998.74 × 11,070.24
  4. Step 4: Simplify right side
    19,569.12x = 298,882,531.50
  5. Step 5: Solve for x
    x = 298,882,531.50/19,569.12
  6. Step 6: Final answer
    x = 15,273.17

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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.