Home / 13,854.24-19,128.24-10,084.32

Finding the Fourth Proportional to 13,854.24, 19,128.24 and 10,084.32

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Solution

The fourth proportional to 13,854.24, 19,128.24 and 10,084.32 is: 13,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.24 : 19,128.24 = 10,084.32 : x
  2. Step 2: Convert to fraction form
    13,854.24/19,128.24 = 10,084.32/x
  3. Step 3: Cross multiply
    13,854.24x = 19,128.24 × 10,084.32
  4. Step 4: Simplify right side
    13,854.24x = 192,895,293.20
  5. Step 5: Solve for x
    x = 192,895,293.20/13,854.24
  6. Step 6: Final answer
    x = 13,923.20

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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.