Home / 13,251.84-19,877.28-4,017.60

Finding the Fourth Proportional to 13,251.84, 19,877.28 and 4,017.60

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Solution

The fourth proportional to 13,251.84, 19,877.28 and 4,017.60 is: 6,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251.84 : 19,877.28 = 4,017.60 : x
  2. Step 2: Convert to fraction form
    13,251.84/19,877.28 = 4,017.60/x
  3. Step 3: Cross multiply
    13,251.84x = 19,877.28 × 4,017.60
  4. Step 4: Simplify right side
    13,251.84x = 79,858,960.13
  5. Step 5: Solve for x
    x = 79,858,960.13/13,251.84
  6. Step 6: Final answer
    x = 6,026.25

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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.