Home / 47,180.76-65,041.02-32,989.56

Finding the Fourth Proportional to 47,180.76, 65,041.02 and 32,989.56

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Solution

The fourth proportional to 47,180.76, 65,041.02 and 32,989.56 is: 45,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,180.76 : 65,041.02 = 32,989.56 : x
  2. Step 2: Convert to fraction form
    47,180.76/65,041.02 = 32,989.56/x
  3. Step 3: Cross multiply
    47,180.76x = 65,041.02 × 32,989.56
  4. Step 4: Simplify right side
    47,180.76x = 2,145,674,631.75
  5. Step 5: Solve for x
    x = 2,145,674,631.75/47,180.76
  6. Step 6: Final answer
    x = 45,477.75

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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.