Home / 19,310.17-28,967.55-6,827.62

Finding the Fourth Proportional to 19,310.17, 28,967.55 and 6,827.62

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Solution

The fourth proportional to 19,310.17, 28,967.55 and 6,827.62 is: 10,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.17 : 28,967.55 = 6,827.62 : x
  2. Step 2: Convert to fraction form
    19,310.17/28,967.55 = 6,827.62/x
  3. Step 3: Cross multiply
    19,310.17x = 28,967.55 × 6,827.62
  4. Step 4: Simplify right side
    19,310.17x = 197,779,423.73
  5. Step 5: Solve for x
    x = 197,779,423.73/19,310.17
  6. Step 6: Final answer
    x = 10,242.24

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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.