Home / 31,350.07-47,027.84-10,283.80

Finding the Fourth Proportional to 31,350.07, 47,027.84 and 10,283.80

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Solution

The fourth proportional to 31,350.07, 47,027.84 and 10,283.80 is: 15,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.07 : 47,027.84 = 10,283.80 : x
  2. Step 2: Convert to fraction form
    31,350.07/47,027.84 = 10,283.80/x
  3. Step 3: Cross multiply
    31,350.07x = 47,027.84 × 10,283.80
  4. Step 4: Simplify right side
    31,350.07x = 483,624,900.99
  5. Step 5: Solve for x
    x = 483,624,900.99/31,350.07
  6. Step 6: Final answer
    x = 15,426.60

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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.