Home / 44,947.01-67,420.79-19,981.19

Finding the Fourth Proportional to 44,947.01, 67,420.79 and 19,981.19

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Solution

The fourth proportional to 44,947.01, 67,420.79 and 19,981.19 is: 29,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,947.01 : 67,420.79 = 19,981.19 : x
  2. Step 2: Convert to fraction form
    44,947.01/67,420.79 = 19,981.19/x
  3. Step 3: Cross multiply
    44,947.01x = 67,420.79 × 19,981.19
  4. Step 4: Simplify right side
    44,947.01x = 1,347,147,177.93
  5. Step 5: Solve for x
    x = 1,347,147,177.93/44,947.01
  6. Step 6: Final answer
    x = 29,971.90

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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.