Home / 19,329.28-26,673.66-10,945.80

Finding the Fourth Proportional to 19,329.28, 26,673.66 and 10,945.80

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Solution

The fourth proportional to 19,329.28, 26,673.66 and 10,945.80 is: 15,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.28 : 26,673.66 = 10,945.80 : x
  2. Step 2: Convert to fraction form
    19,329.28/26,673.66 = 10,945.80/x
  3. Step 3: Cross multiply
    19,329.28x = 26,673.66 × 10,945.80
  4. Step 4: Simplify right side
    19,329.28x = 291,964,547.63
  5. Step 5: Solve for x
    x = 291,964,547.63/19,329.28
  6. Step 6: Final answer
    x = 15,104.78

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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.