Home / 19,329.13-26,674.20-10,947.25

Finding the Fourth Proportional to 19,329.13, 26,674.20 and 10,947.25

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Solution

The fourth proportional to 19,329.13, 26,674.20 and 10,947.25 is: 15,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.13 : 26,674.20 = 10,947.25 : x
  2. Step 2: Convert to fraction form
    19,329.13/26,674.20 = 10,947.25/x
  3. Step 3: Cross multiply
    19,329.13x = 26,674.20 × 10,947.25
  4. Step 4: Simplify right side
    19,329.13x = 292,008,947.84
  5. Step 5: Solve for x
    x = 292,008,947.84/19,329.13
  6. Step 6: Final answer
    x = 15,107.20

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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.