Home / 42,276.84-63,352.68-17,286.72

Finding the Fourth Proportional to 42,276.84, 63,352.68 and 17,286.72

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Solution

The fourth proportional to 42,276.84, 63,352.68 and 17,286.72 is: 25,904.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,276.84 : 63,352.68 = 17,286.72 : x
  2. Step 2: Convert to fraction form
    42,276.84/63,352.68 = 17,286.72/x
  3. Step 3: Cross multiply
    42,276.84x = 63,352.68 × 17,286.72
  4. Step 4: Simplify right side
    42,276.84x = 1,095,160,040.41
  5. Step 5: Solve for x
    x = 1,095,160,040.41/42,276.84
  6. Step 6: Final answer
    x = 25,904.49

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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.