Home / 40,786.13-61,068.48-40,564.70

Finding the Fourth Proportional to 40,786.13, 61,068.48 and 40,564.70

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Solution

The fourth proportional to 40,786.13, 61,068.48 and 40,564.70 is: 60,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,786.13 : 61,068.48 = 40,564.70 : x
  2. Step 2: Convert to fraction form
    40,786.13/61,068.48 = 40,564.70/x
  3. Step 3: Cross multiply
    40,786.13x = 61,068.48 × 40,564.70
  4. Step 4: Simplify right side
    40,786.13x = 2,477,224,570.38
  5. Step 5: Solve for x
    x = 2,477,224,570.38/40,786.13
  6. Step 6: Final answer
    x = 60,736.93

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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.