Home / 31,247.30-46,875.57-9,057.79

Finding the Fourth Proportional to 31,247.30, 46,875.57 and 9,057.79

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Solution

The fourth proportional to 31,247.30, 46,875.57 and 9,057.79 is: 13,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,247.30 : 46,875.57 = 9,057.79 : x
  2. Step 2: Convert to fraction form
    31,247.30/46,875.57 = 9,057.79/x
  3. Step 3: Cross multiply
    31,247.30x = 46,875.57 × 9,057.79
  4. Step 4: Simplify right side
    31,247.30x = 424,588,789.52
  5. Step 5: Solve for x
    x = 424,588,789.52/31,247.30
  6. Step 6: Final answer
    x = 13,588.02

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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.