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Finding the Fourth Proportional to 17,953.59, 24,798.17 and 12,671.99

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Solution

The fourth proportional to 17,953.59, 24,798.17 and 12,671.99 is: 17,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.59 : 24,798.17 = 12,671.99 : x
  2. Step 2: Convert to fraction form
    17,953.59/24,798.17 = 12,671.99/x
  3. Step 3: Cross multiply
    17,953.59x = 24,798.17 × 12,671.99
  4. Step 4: Simplify right side
    17,953.59x = 314,242,069.95
  5. Step 5: Solve for x
    x = 314,242,069.95/17,953.59
  6. Step 6: Final answer
    x = 17,503.02

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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.