Home / 14,869.71-22,280.90-7,849.47

Finding the Fourth Proportional to 14,869.71, 22,280.90 and 7,849.47

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Solution

The fourth proportional to 14,869.71, 22,280.90 and 7,849.47 is: 11,761.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,869.71 : 22,280.90 = 7,849.47 : x
  2. Step 2: Convert to fraction form
    14,869.71/22,280.90 = 7,849.47/x
  3. Step 3: Cross multiply
    14,869.71x = 22,280.90 × 7,849.47
  4. Step 4: Simplify right side
    14,869.71x = 174,893,216.88
  5. Step 5: Solve for x
    x = 174,893,216.88/14,869.71
  6. Step 6: Final answer
    x = 11,761.71

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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.