Home / 32,420.55-44,732.66-18,273.40

Finding the Fourth Proportional to 32,420.55, 44,732.66 and 18,273.40

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Solution

The fourth proportional to 32,420.55, 44,732.66 and 18,273.40 is: 25,212.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.55 : 44,732.66 = 18,273.40 : x
  2. Step 2: Convert to fraction form
    32,420.55/44,732.66 = 18,273.40/x
  3. Step 3: Cross multiply
    32,420.55x = 44,732.66 × 18,273.40
  4. Step 4: Simplify right side
    32,420.55x = 817,417,586.05
  5. Step 5: Solve for x
    x = 817,417,586.05/32,420.55
  6. Step 6: Final answer
    x = 25,212.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.