Home / 32,112.21-48,136.54-15,215.54

Finding the Fourth Proportional to 32,112.21, 48,136.54 and 15,215.54

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Solution

The fourth proportional to 32,112.21, 48,136.54 and 15,215.54 is: 22,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,112.21 : 48,136.54 = 15,215.54 : x
  2. Step 2: Convert to fraction form
    32,112.21/48,136.54 = 15,215.54/x
  3. Step 3: Cross multiply
    32,112.21x = 48,136.54 × 15,215.54
  4. Step 4: Simplify right side
    32,112.21x = 732,423,277.64
  5. Step 5: Solve for x
    x = 732,423,277.64/32,112.21
  6. Step 6: Final answer
    x = 22,808.25

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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.