Home / 53,586.18-80,378.46-22,421.43

Finding the Fourth Proportional to 53,586.18, 80,378.46 and 22,421.43

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Solution

The fourth proportional to 53,586.18, 80,378.46 and 22,421.43 is: 33,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,586.18 : 80,378.46 = 22,421.43 : x
  2. Step 2: Convert to fraction form
    53,586.18/80,378.46 = 22,421.43/x
  3. Step 3: Cross multiply
    53,586.18x = 80,378.46 × 22,421.43
  4. Step 4: Simplify right side
    53,586.18x = 1,802,200,014.40
  5. Step 5: Solve for x
    x = 1,802,200,014.40/53,586.18
  6. Step 6: Final answer
    x = 33,631.81

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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.