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Finding the Fourth Proportional to 19,752.71, 27,113.63 and 17,464.46

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Solution

The fourth proportional to 19,752.71, 27,113.63 and 17,464.46 is: 23,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.71 : 27,113.63 = 17,464.46 : x
  2. Step 2: Convert to fraction form
    19,752.71/27,113.63 = 17,464.46/x
  3. Step 3: Cross multiply
    19,752.71x = 27,113.63 × 17,464.46
  4. Step 4: Simplify right side
    19,752.71x = 473,524,683.70
  5. Step 5: Solve for x
    x = 473,524,683.70/19,752.71
  6. Step 6: Final answer
    x = 23,972.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.