Home / 25,875.39-38,828.14-10,881.42

Finding the Fourth Proportional to 25,875.39, 38,828.14 and 10,881.42

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Solution

The fourth proportional to 25,875.39, 38,828.14 and 10,881.42 is: 16,328.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.39 : 38,828.14 = 10,881.42 : x
  2. Step 2: Convert to fraction form
    25,875.39/38,828.14 = 10,881.42/x
  3. Step 3: Cross multiply
    25,875.39x = 38,828.14 × 10,881.42
  4. Step 4: Simplify right side
    25,875.39x = 422,505,299.16
  5. Step 5: Solve for x
    x = 422,505,299.16/25,875.39
  6. Step 6: Final answer
    x = 16,328.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.