Home / 31,395.59-47,099.39-10,341.73

Finding the Fourth Proportional to 31,395.59, 47,099.39 and 10,341.73

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Solution

The fourth proportional to 31,395.59, 47,099.39 and 10,341.73 is: 15,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.59 : 47,099.39 = 10,341.73 : x
  2. Step 2: Convert to fraction form
    31,395.59/47,099.39 = 10,341.73/x
  3. Step 3: Cross multiply
    31,395.59x = 47,099.39 × 10,341.73
  4. Step 4: Simplify right side
    31,395.59x = 487,089,005.09
  5. Step 5: Solve for x
    x = 487,089,005.09/31,395.59
  6. Step 6: Final answer
    x = 15,514.57

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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.