Home / 31,457.74-47,194.71-9,270.22

Finding the Fourth Proportional to 31,457.74, 47,194.71 and 9,270.22

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Solution

The fourth proportional to 31,457.74, 47,194.71 and 9,270.22 is: 13,907.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457.74 : 47,194.71 = 9,270.22 : x
  2. Step 2: Convert to fraction form
    31,457.74/47,194.71 = 9,270.22/x
  3. Step 3: Cross multiply
    31,457.74x = 47,194.71 × 9,270.22
  4. Step 4: Simplify right side
    31,457.74x = 437,505,344.54
  5. Step 5: Solve for x
    x = 437,505,344.54/31,457.74
  6. Step 6: Final answer
    x = 13,907.72

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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.