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Finding the Fourth Proportional to 26,443.50, 36,492.04 and 15,265.50

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Solution

The fourth proportional to 26,443.50, 36,492.04 and 15,265.50 is: 21,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.50 : 36,492.04 = 15,265.50 : x
  2. Step 2: Convert to fraction form
    26,443.50/36,492.04 = 15,265.50/x
  3. Step 3: Cross multiply
    26,443.50x = 36,492.04 × 15,265.50
  4. Step 4: Simplify right side
    26,443.50x = 557,069,236.62
  5. Step 5: Solve for x
    x = 557,069,236.62/26,443.50
  6. Step 6: Final answer
    x = 21,066.40

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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.