Home / 53,484.61-73,816.53-30,819.19

Finding the Fourth Proportional to 53,484.61, 73,816.53 and 30,819.19

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Solution

The fourth proportional to 53,484.61, 73,816.53 and 30,819.19 is: 42,534.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,484.61 : 73,816.53 = 30,819.19 : x
  2. Step 2: Convert to fraction form
    53,484.61/73,816.53 = 30,819.19/x
  3. Step 3: Cross multiply
    53,484.61x = 73,816.53 × 30,819.19
  4. Step 4: Simplify right side
    53,484.61x = 2,274,965,778.78
  5. Step 5: Solve for x
    x = 2,274,965,778.78/53,484.61
  6. Step 6: Final answer
    x = 42,534.96

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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.