Home / 62,110.80-93,171.60-19,995.12

Finding the Fourth Proportional to 62,110.80, 93,171.60 and 19,995.12

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Solution

The fourth proportional to 62,110.80, 93,171.60 and 19,995.12 is: 29,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,110.80 : 93,171.60 = 19,995.12 : x
  2. Step 2: Convert to fraction form
    62,110.80/93,171.60 = 19,995.12/x
  3. Step 3: Cross multiply
    62,110.80x = 93,171.60 × 19,995.12
  4. Step 4: Simplify right side
    62,110.80x = 1,862,977,322.59
  5. Step 5: Solve for x
    x = 1,862,977,322.59/62,110.80
  6. Step 6: Final answer
    x = 29,994.42

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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.