Home / 60,998.68-91,503.96-18,877.06

Finding the Fourth Proportional to 60,998.68, 91,503.96 and 18,877.06

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Solution

The fourth proportional to 60,998.68, 91,503.96 and 18,877.06 is: 28,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998.68 : 91,503.96 = 18,877.06 : x
  2. Step 2: Convert to fraction form
    60,998.68/91,503.96 = 18,877.06/x
  3. Step 3: Cross multiply
    60,998.68x = 91,503.96 × 18,877.06
  4. Step 4: Simplify right side
    60,998.68x = 1,727,325,743.16
  5. Step 5: Solve for x
    x = 1,727,325,743.16/60,998.68
  6. Step 6: Final answer
    x = 28,317.43

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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.