Home / 32,020.55-47,998.02-13,311.45

Finding the Fourth Proportional to 32,020.55, 47,998.02 and 13,311.45

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Solution

The fourth proportional to 32,020.55, 47,998.02 and 13,311.45 is: 19,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,020.55 : 47,998.02 = 13,311.45 : x
  2. Step 2: Convert to fraction form
    32,020.55/47,998.02 = 13,311.45/x
  3. Step 3: Cross multiply
    32,020.55x = 47,998.02 × 13,311.45
  4. Step 4: Simplify right side
    32,020.55x = 638,923,243.33
  5. Step 5: Solve for x
    x = 638,923,243.33/32,020.55
  6. Step 6: Final answer
    x = 19,953.54

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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.