Home / 40,802.76-61,201.23-10,816.32

Finding the Fourth Proportional to 40,802.76, 61,201.23 and 10,816.32

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Solution

The fourth proportional to 40,802.76, 61,201.23 and 10,816.32 is: 16,223.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802.76 : 61,201.23 = 10,816.32 : x
  2. Step 2: Convert to fraction form
    40,802.76/61,201.23 = 10,816.32/x
  3. Step 3: Cross multiply
    40,802.76x = 61,201.23 × 10,816.32
  4. Step 4: Simplify right side
    40,802.76x = 661,972,088.07
  5. Step 5: Solve for x
    x = 661,972,088.07/40,802.76
  6. Step 6: Final answer
    x = 16,223.71

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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.