Home / 62,870.39-94,317.24-20,753.40

Finding the Fourth Proportional to 62,870.39, 94,317.24 and 20,753.40

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Solution

The fourth proportional to 62,870.39, 94,317.24 and 20,753.40 is: 31,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,870.39 : 94,317.24 = 20,753.40 : x
  2. Step 2: Convert to fraction form
    62,870.39/94,317.24 = 20,753.40/x
  3. Step 3: Cross multiply
    62,870.39x = 94,317.24 × 20,753.40
  4. Step 4: Simplify right side
    62,870.39x = 1,957,403,408.62
  5. Step 5: Solve for x
    x = 1,957,403,408.62/62,870.39
  6. Step 6: Final answer
    x = 31,133.95

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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.