Home / 32,421.90-48,628.80-11,358.12

Finding the Fourth Proportional to 32,421.90, 48,628.80 and 11,358.12

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Solution

The fourth proportional to 32,421.90, 48,628.80 and 11,358.12 is: 17,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,421.90 : 48,628.80 = 11,358.12 : x
  2. Step 2: Convert to fraction form
    32,421.90/48,628.80 = 11,358.12/x
  3. Step 3: Cross multiply
    32,421.90x = 48,628.80 × 11,358.12
  4. Step 4: Simplify right side
    32,421.90x = 552,331,745.86
  5. Step 5: Solve for x
    x = 552,331,745.86/32,421.90
  6. Step 6: Final answer
    x = 17,035.76

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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.