Home / 35,456.68-53,190.51-12,081.34

Finding the Fourth Proportional to 35,456.68, 53,190.51 and 12,081.34

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Solution

The fourth proportional to 35,456.68, 53,190.51 and 12,081.34 is: 18,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.68 : 53,190.51 = 12,081.34 : x
  2. Step 2: Convert to fraction form
    35,456.68/53,190.51 = 12,081.34/x
  3. Step 3: Cross multiply
    35,456.68x = 53,190.51 × 12,081.34
  4. Step 4: Simplify right side
    35,456.68x = 642,612,636.08
  5. Step 5: Solve for x
    x = 642,612,636.08/35,456.68
  6. Step 6: Final answer
    x = 18,123.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.