Home / 40,515.47-60,772.71-10,527.05

Finding the Fourth Proportional to 40,515.47, 60,772.71 and 10,527.05

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Solution

The fourth proportional to 40,515.47, 60,772.71 and 10,527.05 is: 15,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.47 : 60,772.71 = 10,527.05 : x
  2. Step 2: Convert to fraction form
    40,515.47/60,772.71 = 10,527.05/x
  3. Step 3: Cross multiply
    40,515.47x = 60,772.71 × 10,527.05
  4. Step 4: Simplify right side
    40,515.47x = 639,757,418.34
  5. Step 5: Solve for x
    x = 639,757,418.34/40,515.47
  6. Step 6: Final answer
    x = 15,790.45

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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.