Home / 47,340.68-65,337.21-30,364.07

Finding the Fourth Proportional to 47,340.68, 65,337.21 and 30,364.07

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Solution

The fourth proportional to 47,340.68, 65,337.21 and 30,364.07 is: 41,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,340.68 : 65,337.21 = 30,364.07 : x
  2. Step 2: Convert to fraction form
    47,340.68/65,337.21 = 30,364.07/x
  3. Step 3: Cross multiply
    47,340.68x = 65,337.21 × 30,364.07
  4. Step 4: Simplify right side
    47,340.68x = 1,983,903,291.36
  5. Step 5: Solve for x
    x = 1,983,903,291.36/47,340.68
  6. Step 6: Final answer
    x = 41,906.95

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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.