Home / 40,881-61,325.50-15,923.10

Finding the Fourth Proportional to 40,881, 61,325.50 and 15,923.10

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Solution

The fourth proportional to 40,881, 61,325.50 and 15,923.10 is: 23,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881 : 61,325.50 = 15,923.10 : x
  2. Step 2: Convert to fraction form
    40,881/61,325.50 = 15,923.10/x
  3. Step 3: Cross multiply
    40,881x = 61,325.50 × 15,923.10
  4. Step 4: Simplify right side
    40,881x = 976,492,069.05
  5. Step 5: Solve for x
    x = 976,492,069.05/40,881
  6. Step 6: Final answer
    x = 23,886.21

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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.