Home / 53,321.28-73,592.81-30,658.49

Finding the Fourth Proportional to 53,321.28, 73,592.81 and 30,658.49

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Solution

The fourth proportional to 53,321.28, 73,592.81 and 30,658.49 is: 42,314.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,321.28 : 73,592.81 = 30,658.49 : x
  2. Step 2: Convert to fraction form
    53,321.28/73,592.81 = 30,658.49/x
  3. Step 3: Cross multiply
    53,321.28x = 73,592.81 × 30,658.49
  4. Step 4: Simplify right side
    53,321.28x = 2,256,244,429.46
  5. Step 5: Solve for x
    x = 2,256,244,429.46/53,321.28
  6. Step 6: Final answer
    x = 42,314.15

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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.