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Finding the Fourth Proportional to 32,630.42, 48,948.88 and 10,438.22

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Solution

The fourth proportional to 32,630.42, 48,948.88 and 10,438.22 is: 15,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630.42 : 48,948.88 = 10,438.22 : x
  2. Step 2: Convert to fraction form
    32,630.42/48,948.88 = 10,438.22/x
  3. Step 3: Cross multiply
    32,630.42x = 48,948.88 × 10,438.22
  4. Step 4: Simplify right side
    32,630.42x = 510,939,178.19
  5. Step 5: Solve for x
    x = 510,939,178.19/32,630.42
  6. Step 6: Final answer
    x = 15,658.37

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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.