Home / 19,295.29-28,943.54-6,644.91

Finding the Fourth Proportional to 19,295.29, 28,943.54 and 6,644.91

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Solution

The fourth proportional to 19,295.29, 28,943.54 and 6,644.91 is: 9,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.29 : 28,943.54 = 6,644.91 : x
  2. Step 2: Convert to fraction form
    19,295.29/28,943.54 = 6,644.91/x
  3. Step 3: Cross multiply
    19,295.29x = 28,943.54 × 6,644.91
  4. Step 4: Simplify right side
    19,295.29x = 192,327,218.38
  5. Step 5: Solve for x
    x = 192,327,218.38/19,295.29
  6. Step 6: Final answer
    x = 9,967.57

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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.