Home / 31,337.36-47,014.25-9,150.93

Finding the Fourth Proportional to 31,337.36, 47,014.25 and 9,150.93

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Solution

The fourth proportional to 31,337.36, 47,014.25 and 9,150.93 is: 13,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.36 : 47,014.25 = 9,150.93 : x
  2. Step 2: Convert to fraction form
    31,337.36/47,014.25 = 9,150.93/x
  3. Step 3: Cross multiply
    31,337.36x = 47,014.25 × 9,150.93
  4. Step 4: Simplify right side
    31,337.36x = 430,224,222.96
  5. Step 5: Solve for x
    x = 430,224,222.96/31,337.36
  6. Step 6: Final answer
    x = 13,728.79

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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.