Home / 35,939.34-53,909.35-12,565.85

Finding the Fourth Proportional to 35,939.34, 53,909.35 and 12,565.85

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Solution

The fourth proportional to 35,939.34, 53,909.35 and 12,565.85 is: 18,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,939.34 : 53,909.35 = 12,565.85 : x
  2. Step 2: Convert to fraction form
    35,939.34/53,909.35 = 12,565.85/x
  3. Step 3: Cross multiply
    35,939.34x = 53,909.35 × 12,565.85
  4. Step 4: Simplify right side
    35,939.34x = 677,416,504.74
  5. Step 5: Solve for x
    x = 677,416,504.74/35,939.34
  6. Step 6: Final answer
    x = 18,848.89

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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.