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Finding the Fourth Proportional to 32,230.88, 48,328.72 and 21,700.48

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Solution

The fourth proportional to 32,230.88, 48,328.72 and 21,700.48 is: 32,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,230.88 : 48,328.72 = 21,700.48 : x
  2. Step 2: Convert to fraction form
    32,230.88/48,328.72 = 21,700.48/x
  3. Step 3: Cross multiply
    32,230.88x = 48,328.72 × 21,700.48
  4. Step 4: Simplify right side
    32,230.88x = 1,048,756,421.79
  5. Step 5: Solve for x
    x = 1,048,756,421.79/32,230.88
  6. Step 6: Final answer
    x = 32,538.87

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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.