Home / 13,825.26-19,088.10-10,632.78

Finding the Fourth Proportional to 13,825.26, 19,088.10 and 10,632.78

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Solution

The fourth proportional to 13,825.26, 19,088.10 and 10,632.78 is: 14,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.26 : 19,088.10 = 10,632.78 : x
  2. Step 2: Convert to fraction form
    13,825.26/19,088.10 = 10,632.78/x
  3. Step 3: Cross multiply
    13,825.26x = 19,088.10 × 10,632.78
  4. Step 4: Simplify right side
    13,825.26x = 202,959,567.92
  5. Step 5: Solve for x
    x = 202,959,567.92/13,825.26
  6. Step 6: Final answer
    x = 14,680.34

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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.