Home / 35,440.64-53,159.68-10,816

Finding the Fourth Proportional to 35,440.64, 53,159.68 and 10,816

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Solution

The fourth proportional to 35,440.64, 53,159.68 and 10,816 is: 16,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.64 : 53,159.68 = 10,816 : x
  2. Step 2: Convert to fraction form
    35,440.64/53,159.68 = 10,816/x
  3. Step 3: Cross multiply
    35,440.64x = 53,159.68 × 10,816
  4. Step 4: Simplify right side
    35,440.64x = 574,975,098.88
  5. Step 5: Solve for x
    x = 574,975,098.88/35,440.64
  6. Step 6: Final answer
    x = 16,223.61

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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.