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Finding the Fourth Proportional to 26,574.52, 36,672.88 and 14,637.90

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Solution

The fourth proportional to 26,574.52, 36,672.88 and 14,637.90 is: 20,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.52 : 36,672.88 = 14,637.90 : x
  2. Step 2: Convert to fraction form
    26,574.52/36,672.88 = 14,637.90/x
  3. Step 3: Cross multiply
    26,574.52x = 36,672.88 × 14,637.90
  4. Step 4: Simplify right side
    26,574.52x = 536,813,950.15
  5. Step 5: Solve for x
    x = 536,813,950.15/26,574.52
  6. Step 6: Final answer
    x = 20,200.33

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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.