Home / 40,347.27-60,391.47-21,580.38

Finding the Fourth Proportional to 40,347.27, 60,391.47 and 21,580.38

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Solution

The fourth proportional to 40,347.27, 60,391.47 and 21,580.38 is: 32,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.27 : 60,391.47 = 21,580.38 : x
  2. Step 2: Convert to fraction form
    40,347.27/60,391.47 = 21,580.38/x
  3. Step 3: Cross multiply
    40,347.27x = 60,391.47 × 21,580.38
  4. Step 4: Simplify right side
    40,347.27x = 1,303,270,871.36
  5. Step 5: Solve for x
    x = 1,303,270,871.36/40,347.27
  6. Step 6: Final answer
    x = 32,301.34

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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.