Home / 39,222.80-58,833.68-9,640.90

Finding the Fourth Proportional to 39,222.80, 58,833.68 and 9,640.90

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Solution

The fourth proportional to 39,222.80, 58,833.68 and 9,640.90 is: 14,461.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.80 : 58,833.68 = 9,640.90 : x
  2. Step 2: Convert to fraction form
    39,222.80/58,833.68 = 9,640.90/x
  3. Step 3: Cross multiply
    39,222.80x = 58,833.68 × 9,640.90
  4. Step 4: Simplify right side
    39,222.80x = 567,209,430.22
  5. Step 5: Solve for x
    x = 567,209,430.22/39,222.80
  6. Step 6: Final answer
    x = 14,461.22

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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.