Home / 25,681.84-35,440.68-16,258.12

Finding the Fourth Proportional to 25,681.84, 35,440.68 and 16,258.12

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Solution

The fourth proportional to 25,681.84, 35,440.68 and 16,258.12 is: 22,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,681.84 : 35,440.68 = 16,258.12 : x
  2. Step 2: Convert to fraction form
    25,681.84/35,440.68 = 16,258.12/x
  3. Step 3: Cross multiply
    25,681.84x = 35,440.68 × 16,258.12
  4. Step 4: Simplify right side
    25,681.84x = 576,198,828.32
  5. Step 5: Solve for x
    x = 576,198,828.32/25,681.84
  6. Step 6: Final answer
    x = 22,436.04

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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.