Home / 32,108.37-48,146.76-18,957.21

Finding the Fourth Proportional to 32,108.37, 48,146.76 and 18,957.21

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Solution

The fourth proportional to 32,108.37, 48,146.76 and 18,957.21 is: 28,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.37 : 48,146.76 = 18,957.21 : x
  2. Step 2: Convert to fraction form
    32,108.37/48,146.76 = 18,957.21/x
  3. Step 3: Cross multiply
    32,108.37x = 48,146.76 × 18,957.21
  4. Step 4: Simplify right side
    32,108.37x = 912,728,240.14
  5. Step 5: Solve for x
    x = 912,728,240.14/32,108.37
  6. Step 6: Final answer
    x = 28,426.49

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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.