Home / 31,501.80-47,259.24-9,313.44

Finding the Fourth Proportional to 31,501.80, 47,259.24 and 9,313.44

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Solution

The fourth proportional to 31,501.80, 47,259.24 and 9,313.44 is: 13,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.80 : 47,259.24 = 9,313.44 : x
  2. Step 2: Convert to fraction form
    31,501.80/47,259.24 = 9,313.44/x
  3. Step 3: Cross multiply
    31,501.80x = 47,259.24 × 9,313.44
  4. Step 4: Simplify right side
    31,501.80x = 440,146,096.19
  5. Step 5: Solve for x
    x = 440,146,096.19/31,501.80
  6. Step 6: Final answer
    x = 13,972.09

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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.