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Finding the Fourth Proportional to 17,859.70, 24,646.98 and 10,784.71

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Solution

The fourth proportional to 17,859.70, 24,646.98 and 10,784.71 is: 14,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.70 : 24,646.98 = 10,784.71 : x
  2. Step 2: Convert to fraction form
    17,859.70/24,646.98 = 10,784.71/x
  3. Step 3: Cross multiply
    17,859.70x = 24,646.98 × 10,784.71
  4. Step 4: Simplify right side
    17,859.70x = 265,810,531.68
  5. Step 5: Solve for x
    x = 265,810,531.68/17,859.70
  6. Step 6: Final answer
    x = 14,883.26

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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.