Home / 31,512.07-47,254.24-9,327.16

Finding the Fourth Proportional to 31,512.07, 47,254.24 and 9,327.16

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Solution

The fourth proportional to 31,512.07, 47,254.24 and 9,327.16 is: 13,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.07 : 47,254.24 = 9,327.16 : x
  2. Step 2: Convert to fraction form
    31,512.07/47,254.24 = 9,327.16/x
  3. Step 3: Cross multiply
    31,512.07x = 47,254.24 × 9,327.16
  4. Step 4: Simplify right side
    31,512.07x = 440,747,574.25
  5. Step 5: Solve for x
    x = 440,747,574.25/31,512.07
  6. Step 6: Final answer
    x = 13,986.63

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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.