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Finding the Fourth Proportional to 39,673.43, 59,509.88 and 10,091.01

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Solution

The fourth proportional to 39,673.43, 59,509.88 and 10,091.01 is: 15,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,673.43 : 59,509.88 = 10,091.01 : x
  2. Step 2: Convert to fraction form
    39,673.43/59,509.88 = 10,091.01/x
  3. Step 3: Cross multiply
    39,673.43x = 59,509.88 × 10,091.01
  4. Step 4: Simplify right side
    39,673.43x = 600,514,794.18
  5. Step 5: Solve for x
    x = 600,514,794.18/39,673.43
  6. Step 6: Final answer
    x = 15,136.45

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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.