Home / 32,158.72-48,221.63-13,433.65

Finding the Fourth Proportional to 32,158.72, 48,221.63 and 13,433.65

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Solution

The fourth proportional to 32,158.72, 48,221.63 and 13,433.65 is: 20,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,158.72 : 48,221.63 = 13,433.65 : x
  2. Step 2: Convert to fraction form
    32,158.72/48,221.63 = 13,433.65/x
  3. Step 3: Cross multiply
    32,158.72x = 48,221.63 × 13,433.65
  4. Step 4: Simplify right side
    32,158.72x = 647,792,362.50
  5. Step 5: Solve for x
    x = 647,792,362.50/32,158.72
  6. Step 6: Final answer
    x = 20,143.60

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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.