Home / 35,807.94-53,711.58-21,771.86

Finding the Fourth Proportional to 35,807.94, 53,711.58 and 21,771.86

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Solution

The fourth proportional to 35,807.94, 53,711.58 and 21,771.86 is: 32,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,807.94 : 53,711.58 = 21,771.86 : x
  2. Step 2: Convert to fraction form
    35,807.94/53,711.58 = 21,771.86/x
  3. Step 3: Cross multiply
    35,807.94x = 53,711.58 × 21,771.86
  4. Step 4: Simplify right side
    35,807.94x = 1,169,400,731.58
  5. Step 5: Solve for x
    x = 1,169,400,731.58/35,807.94
  6. Step 6: Final answer
    x = 32,657.58

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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.