Home / 19,830.18-29,741.88-6,502.91

Finding the Fourth Proportional to 19,830.18, 29,741.88 and 6,502.91

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Solution

The fourth proportional to 19,830.18, 29,741.88 and 6,502.91 is: 9,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830.18 : 29,741.88 = 6,502.91 : x
  2. Step 2: Convert to fraction form
    19,830.18/29,741.88 = 6,502.91/x
  3. Step 3: Cross multiply
    19,830.18x = 29,741.88 × 6,502.91
  4. Step 4: Simplify right side
    19,830.18x = 193,408,620.16
  5. Step 5: Solve for x
    x = 193,408,620.16/19,830.18
  6. Step 6: Final answer
    x = 9,753.25

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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.