Home / 53,465.79-73,801.24-30,813.83

Finding the Fourth Proportional to 53,465.79, 73,801.24 and 30,813.83

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Solution

The fourth proportional to 53,465.79, 73,801.24 and 30,813.83 is: 42,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.79 : 73,801.24 = 30,813.83 : x
  2. Step 2: Convert to fraction form
    53,465.79/73,801.24 = 30,813.83/x
  3. Step 3: Cross multiply
    53,465.79x = 73,801.24 × 30,813.83
  4. Step 4: Simplify right side
    53,465.79x = 2,274,098,693.86
  5. Step 5: Solve for x
    x = 2,274,098,693.86/53,465.79
  6. Step 6: Final answer
    x = 42,533.71

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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.