Home / 32,430.68-44,749.19-18,280.79

Finding the Fourth Proportional to 32,430.68, 44,749.19 and 18,280.79

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Solution

The fourth proportional to 32,430.68, 44,749.19 and 18,280.79 is: 25,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.68 : 44,749.19 = 18,280.79 : x
  2. Step 2: Convert to fraction form
    32,430.68/44,749.19 = 18,280.79/x
  3. Step 3: Cross multiply
    32,430.68x = 44,749.19 × 18,280.79
  4. Step 4: Simplify right side
    32,430.68x = 818,050,229.91
  5. Step 5: Solve for x
    x = 818,050,229.91/32,430.68
  6. Step 6: Final answer
    x = 25,224.58

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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.