Home / 40,865.81-56,394.86-22,960.80

Finding the Fourth Proportional to 40,865.81, 56,394.86 and 22,960.80

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Solution

The fourth proportional to 40,865.81, 56,394.86 and 22,960.80 is: 31,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,865.81 : 56,394.86 = 22,960.80 : x
  2. Step 2: Convert to fraction form
    40,865.81/56,394.86 = 22,960.80/x
  3. Step 3: Cross multiply
    40,865.81x = 56,394.86 × 22,960.80
  4. Step 4: Simplify right side
    40,865.81x = 1,294,871,072.79
  5. Step 5: Solve for x
    x = 1,294,871,072.79/40,865.81
  6. Step 6: Final answer
    x = 31,685.93

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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.