Home / 32,308.92-48,487.05-21,211.70

Finding the Fourth Proportional to 32,308.92, 48,487.05 and 21,211.70

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Solution

The fourth proportional to 32,308.92, 48,487.05 and 21,211.70 is: 31,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,308.92 : 48,487.05 = 21,211.70 : x
  2. Step 2: Convert to fraction form
    32,308.92/48,487.05 = 21,211.70/x
  3. Step 3: Cross multiply
    32,308.92x = 48,487.05 × 21,211.70
  4. Step 4: Simplify right side
    32,308.92x = 1,028,492,516.05
  5. Step 5: Solve for x
    x = 1,028,492,516.05/32,308.92
  6. Step 6: Final answer
    x = 31,833.08

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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.