Home / 35,729.96-53,607.94-12,358.76

Finding the Fourth Proportional to 35,729.96, 53,607.94 and 12,358.76

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Solution

The fourth proportional to 35,729.96, 53,607.94 and 12,358.76 is: 18,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,729.96 : 53,607.94 = 12,358.76 : x
  2. Step 2: Convert to fraction form
    35,729.96/53,607.94 = 12,358.76/x
  3. Step 3: Cross multiply
    35,729.96x = 53,607.94 × 12,358.76
  4. Step 4: Simplify right side
    35,729.96x = 662,527,664.55
  5. Step 5: Solve for x
    x = 662,527,664.55/35,729.96
  6. Step 6: Final answer
    x = 18,542.64

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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.