Home / 40,342.20-55,674.03-23,347.24

Finding the Fourth Proportional to 40,342.20, 55,674.03 and 23,347.24

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Solution

The fourth proportional to 40,342.20, 55,674.03 and 23,347.24 is: 32,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.20 : 55,674.03 = 23,347.24 : x
  2. Step 2: Convert to fraction form
    40,342.20/55,674.03 = 23,347.24/x
  3. Step 3: Cross multiply
    40,342.20x = 55,674.03 × 23,347.24
  4. Step 4: Simplify right side
    40,342.20x = 1,299,834,888.54
  5. Step 5: Solve for x
    x = 1,299,834,888.54/40,342.20
  6. Step 6: Final answer
    x = 32,220.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.