Home / 35,830.05-53,731.25-11,808.59

Finding the Fourth Proportional to 35,830.05, 53,731.25 and 11,808.59

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Solution

The fourth proportional to 35,830.05, 53,731.25 and 11,808.59 is: 17,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,830.05 : 53,731.25 = 11,808.59 : x
  2. Step 2: Convert to fraction form
    35,830.05/53,731.25 = 11,808.59/x
  3. Step 3: Cross multiply
    35,830.05x = 53,731.25 × 11,808.59
  4. Step 4: Simplify right side
    35,830.05x = 634,490,018.02
  5. Step 5: Solve for x
    x = 634,490,018.02/35,830.05
  6. Step 6: Final answer
    x = 17,708.32

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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.