Home / 31,363.58-47,040.83-10,304.45

Finding the Fourth Proportional to 31,363.58, 47,040.83 and 10,304.45

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Solution

The fourth proportional to 31,363.58, 47,040.83 and 10,304.45 is: 15,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363.58 : 47,040.83 = 10,304.45 : x
  2. Step 2: Convert to fraction form
    31,363.58/47,040.83 = 10,304.45/x
  3. Step 3: Cross multiply
    31,363.58x = 47,040.83 × 10,304.45
  4. Step 4: Simplify right side
    31,363.58x = 484,730,099.51
  5. Step 5: Solve for x
    x = 484,730,099.51/31,363.58
  6. Step 6: Final answer
    x = 15,455.19

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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.