Home / 35,904.73-53,785.08-21,665.05

Finding the Fourth Proportional to 35,904.73, 53,785.08 and 21,665.05

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Solution

The fourth proportional to 35,904.73, 53,785.08 and 21,665.05 is: 32,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.73 : 53,785.08 = 21,665.05 : x
  2. Step 2: Convert to fraction form
    35,904.73/53,785.08 = 21,665.05/x
  3. Step 3: Cross multiply
    35,904.73x = 53,785.08 × 21,665.05
  4. Step 4: Simplify right side
    35,904.73x = 1,165,256,649.41
  5. Step 5: Solve for x
    x = 1,165,256,649.41/35,904.73
  6. Step 6: Final answer
    x = 32,454.13

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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.