Home / 16,288.37-24,420.59-5,188.66

Finding the Fourth Proportional to 16,288.37, 24,420.59 and 5,188.66

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Solution

The fourth proportional to 16,288.37, 24,420.59 and 5,188.66 is: 7,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.37 : 24,420.59 = 5,188.66 : x
  2. Step 2: Convert to fraction form
    16,288.37/24,420.59 = 5,188.66/x
  3. Step 3: Cross multiply
    16,288.37x = 24,420.59 × 5,188.66
  4. Step 4: Simplify right side
    16,288.37x = 126,710,070.97
  5. Step 5: Solve for x
    x = 126,710,070.97/16,288.37
  6. Step 6: Final answer
    x = 7,779.18

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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.