Home / 48,058.67-72,113.86-19,998.09

Finding the Fourth Proportional to 48,058.67, 72,113.86 and 19,998.09

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Solution

The fourth proportional to 48,058.67, 72,113.86 and 19,998.09 is: 30,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,058.67 : 72,113.86 = 19,998.09 : x
  2. Step 2: Convert to fraction form
    48,058.67/72,113.86 = 19,998.09/x
  3. Step 3: Cross multiply
    48,058.67x = 72,113.86 × 19,998.09
  4. Step 4: Simplify right side
    48,058.67x = 1,442,139,462.53
  5. Step 5: Solve for x
    x = 1,442,139,462.53/48,058.67
  6. Step 6: Final answer
    x = 30,007.89

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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.