Home / 40,342.28-55,674.40-22,437.62

Finding the Fourth Proportional to 40,342.28, 55,674.40 and 22,437.62

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Solution

The fourth proportional to 40,342.28, 55,674.40 and 22,437.62 is: 30,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.28 : 55,674.40 = 22,437.62 : x
  2. Step 2: Convert to fraction form
    40,342.28/55,674.40 = 22,437.62/x
  3. Step 3: Cross multiply
    40,342.28x = 55,674.40 × 22,437.62
  4. Step 4: Simplify right side
    40,342.28x = 1,249,201,030.93
  5. Step 5: Solve for x
    x = 1,249,201,030.93/40,342.28
  6. Step 6: Final answer
    x = 30,965.06

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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.