Home / 40,830.03-61,244.47-19,771.95

Finding the Fourth Proportional to 40,830.03, 61,244.47 and 19,771.95

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Solution

The fourth proportional to 40,830.03, 61,244.47 and 19,771.95 is: 29,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.03 : 61,244.47 = 19,771.95 : x
  2. Step 2: Convert to fraction form
    40,830.03/61,244.47 = 19,771.95/x
  3. Step 3: Cross multiply
    40,830.03x = 61,244.47 × 19,771.95
  4. Step 4: Simplify right side
    40,830.03x = 1,210,922,598.62
  5. Step 5: Solve for x
    x = 1,210,922,598.62/40,830.03
  6. Step 6: Final answer
    x = 29,657.65

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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.