Home / 33,412.08-50,098.68-12,637.20

Finding the Fourth Proportional to 33,412.08, 50,098.68 and 12,637.20

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Solution

The fourth proportional to 33,412.08, 50,098.68 and 12,637.20 is: 18,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.08 : 50,098.68 = 12,637.20 : x
  2. Step 2: Convert to fraction form
    33,412.08/50,098.68 = 12,637.20/x
  3. Step 3: Cross multiply
    33,412.08x = 50,098.68 × 12,637.20
  4. Step 4: Simplify right side
    33,412.08x = 633,107,038.90
  5. Step 5: Solve for x
    x = 633,107,038.90/33,412.08
  6. Step 6: Final answer
    x = 18,948.45

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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.