Home / 19,330.17-26,688.49-14,845.91

Finding the Fourth Proportional to 19,330.17, 26,688.49 and 14,845.91

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Solution

The fourth proportional to 19,330.17, 26,688.49 and 14,845.91 is: 20,497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.17 : 26,688.49 = 14,845.91 : x
  2. Step 2: Convert to fraction form
    19,330.17/26,688.49 = 14,845.91/x
  3. Step 3: Cross multiply
    19,330.17x = 26,688.49 × 14,845.91
  4. Step 4: Simplify right side
    19,330.17x = 396,214,920.58
  5. Step 5: Solve for x
    x = 396,214,920.58/19,330.17
  6. Step 6: Final answer
    x = 20,497.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.