Home / 52,285.53-78,428.19-14,845.95

Finding the Fourth Proportional to 52,285.53, 78,428.19 and 14,845.95

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Solution

The fourth proportional to 52,285.53, 78,428.19 and 14,845.95 is: 22,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,285.53 : 78,428.19 = 14,845.95 : x
  2. Step 2: Convert to fraction form
    52,285.53/78,428.19 = 14,845.95/x
  3. Step 3: Cross multiply
    52,285.53x = 78,428.19 × 14,845.95
  4. Step 4: Simplify right side
    52,285.53x = 1,164,340,987.33
  5. Step 5: Solve for x
    x = 1,164,340,987.33/52,285.53
  6. Step 6: Final answer
    x = 22,268.90

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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.