Home / 36,289.61-54,434.72-9,995.79

Finding the Fourth Proportional to 36,289.61, 54,434.72 and 9,995.79

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Solution

The fourth proportional to 36,289.61, 54,434.72 and 9,995.79 is: 14,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289.61 : 54,434.72 = 9,995.79 : x
  2. Step 2: Convert to fraction form
    36,289.61/54,434.72 = 9,995.79/x
  3. Step 3: Cross multiply
    36,289.61x = 54,434.72 × 9,995.79
  4. Step 4: Simplify right side
    36,289.61x = 544,118,029.83
  5. Step 5: Solve for x
    x = 544,118,029.83/36,289.61
  6. Step 6: Final answer
    x = 14,993.77

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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.