Home / 34,692.14-47,875.11-18,776.55

Finding the Fourth Proportional to 34,692.14, 47,875.11 and 18,776.55

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Solution

The fourth proportional to 34,692.14, 47,875.11 and 18,776.55 is: 25,911.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.14 : 47,875.11 = 18,776.55 : x
  2. Step 2: Convert to fraction form
    34,692.14/47,875.11 = 18,776.55/x
  3. Step 3: Cross multiply
    34,692.14x = 47,875.11 × 18,776.55
  4. Step 4: Simplify right side
    34,692.14x = 898,929,396.67
  5. Step 5: Solve for x
    x = 898,929,396.67/34,692.14
  6. Step 6: Final answer
    x = 25,911.62

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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.