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Finding the Fourth Proportional to 45,377.71, 68,066.91 and 15,795.47

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Solution

The fourth proportional to 45,377.71, 68,066.91 and 15,795.47 is: 23,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,377.71 : 68,066.91 = 15,795.47 : x
  2. Step 2: Convert to fraction form
    45,377.71/68,066.91 = 15,795.47/x
  3. Step 3: Cross multiply
    45,377.71x = 68,066.91 × 15,795.47
  4. Step 4: Simplify right side
    45,377.71x = 1,075,149,005.06
  5. Step 5: Solve for x
    x = 1,075,149,005.06/45,377.71
  6. Step 6: Final answer
    x = 23,693.33

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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.