Home / 10,040.63-15,056.55-5,359.57

Finding the Fourth Proportional to 10,040.63, 15,056.55 and 5,359.57

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Solution

The fourth proportional to 10,040.63, 15,056.55 and 5,359.57 is: 8,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.63 : 15,056.55 = 5,359.57 : x
  2. Step 2: Convert to fraction form
    10,040.63/15,056.55 = 5,359.57/x
  3. Step 3: Cross multiply
    10,040.63x = 15,056.55 × 5,359.57
  4. Step 4: Simplify right side
    10,040.63x = 80,696,596.04
  5. Step 5: Solve for x
    x = 80,696,596.04/10,040.63
  6. Step 6: Final answer
    x = 8,037.01

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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.