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Finding the Fourth Proportional to 45,950.80, 68,839.80 and 23,688.40

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Solution

The fourth proportional to 45,950.80, 68,839.80 and 23,688.40 is: 35,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,950.80 : 68,839.80 = 23,688.40 : x
  2. Step 2: Convert to fraction form
    45,950.80/68,839.80 = 23,688.40/x
  3. Step 3: Cross multiply
    45,950.80x = 68,839.80 × 23,688.40
  4. Step 4: Simplify right side
    45,950.80x = 1,630,704,718.32
  5. Step 5: Solve for x
    x = 1,630,704,718.32/45,950.80
  6. Step 6: Final answer
    x = 35,488.06

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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.