Home / 40,017.48-60,062.55-21,313.37

Finding the Fourth Proportional to 40,017.48, 60,062.55 and 21,313.37

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Solution

The fourth proportional to 40,017.48, 60,062.55 and 21,313.37 is: 31,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,017.48 : 60,062.55 = 21,313.37 : x
  2. Step 2: Convert to fraction form
    40,017.48/60,062.55 = 21,313.37/x
  3. Step 3: Cross multiply
    40,017.48x = 60,062.55 × 21,313.37
  4. Step 4: Simplify right side
    40,017.48x = 1,280,135,351.29
  5. Step 5: Solve for x
    x = 1,280,135,351.29/40,017.48
  6. Step 6: Final answer
    x = 31,989.40

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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.