Home / 39,090.67-58,636.05-9,508.30

Finding the Fourth Proportional to 39,090.67, 58,636.05 and 9,508.30

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Solution

The fourth proportional to 39,090.67, 58,636.05 and 9,508.30 is: 14,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090.67 : 58,636.05 = 9,508.30 : x
  2. Step 2: Convert to fraction form
    39,090.67/58,636.05 = 9,508.30/x
  3. Step 3: Cross multiply
    39,090.67x = 58,636.05 × 9,508.30
  4. Step 4: Simplify right side
    39,090.67x = 557,528,813.49
  5. Step 5: Solve for x
    x = 557,528,813.49/39,090.67
  6. Step 6: Final answer
    x = 14,262.45

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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.