Home / 19,588.54-29,376.58-6,437.86

Finding the Fourth Proportional to 19,588.54, 29,376.58 and 6,437.86

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Solution

The fourth proportional to 19,588.54, 29,376.58 and 6,437.86 is: 9,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.54 : 29,376.58 = 6,437.86 : x
  2. Step 2: Convert to fraction form
    19,588.54/29,376.58 = 6,437.86/x
  3. Step 3: Cross multiply
    19,588.54x = 29,376.58 × 6,437.86
  4. Step 4: Simplify right side
    19,588.54x = 189,122,309.32
  5. Step 5: Solve for x
    x = 189,122,309.32/19,588.54
  6. Step 6: Final answer
    x = 9,654.74

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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.