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Finding the Fourth Proportional to 24,994.80, 34,492.95 and 13,664.13

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Solution

The fourth proportional to 24,994.80, 34,492.95 and 13,664.13 is: 18,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,994.80 : 34,492.95 = 13,664.13 : x
  2. Step 2: Convert to fraction form
    24,994.80/34,492.95 = 13,664.13/x
  3. Step 3: Cross multiply
    24,994.80x = 34,492.95 × 13,664.13
  4. Step 4: Simplify right side
    24,994.80x = 471,316,152.88
  5. Step 5: Solve for x
    x = 471,316,152.88/24,994.80
  6. Step 6: Final answer
    x = 18,856.57

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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.