Home / 19,885.34-29,827.32-5,094.38

Finding the Fourth Proportional to 19,885.34, 29,827.32 and 5,094.38

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Solution

The fourth proportional to 19,885.34, 29,827.32 and 5,094.38 is: 7,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.34 : 29,827.32 = 5,094.38 : x
  2. Step 2: Convert to fraction form
    19,885.34/29,827.32 = 5,094.38/x
  3. Step 3: Cross multiply
    19,885.34x = 29,827.32 × 5,094.38
  4. Step 4: Simplify right side
    19,885.34x = 151,951,702.46
  5. Step 5: Solve for x
    x = 151,951,702.46/19,885.34
  6. Step 6: Final answer
    x = 7,641.39

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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.