Home / 56,240.94-84,333.60-18,788.16

Finding the Fourth Proportional to 56,240.94, 84,333.60 and 18,788.16

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Solution

The fourth proportional to 56,240.94, 84,333.60 and 18,788.16 is: 28,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,240.94 : 84,333.60 = 18,788.16 : x
  2. Step 2: Convert to fraction form
    56,240.94/84,333.60 = 18,788.16/x
  3. Step 3: Cross multiply
    56,240.94x = 84,333.60 × 18,788.16
  4. Step 4: Simplify right side
    56,240.94x = 1,584,473,170.18
  5. Step 5: Solve for x
    x = 1,584,473,170.18/56,240.94
  6. Step 6: Final answer
    x = 28,172.95

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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.