Home / 16,657.79-22,981.86-10,692.68

Finding the Fourth Proportional to 16,657.79, 22,981.86 and 10,692.68

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Solution

The fourth proportional to 16,657.79, 22,981.86 and 10,692.68 is: 14,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.79 : 22,981.86 = 10,692.68 : x
  2. Step 2: Convert to fraction form
    16,657.79/22,981.86 = 10,692.68/x
  3. Step 3: Cross multiply
    16,657.79x = 22,981.86 × 10,692.68
  4. Step 4: Simplify right side
    16,657.79x = 245,737,559.88
  5. Step 5: Solve for x
    x = 245,737,559.88/16,657.79
  6. Step 6: Final answer
    x = 14,752.11

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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.