Home / 14,870.73-20,528.20-9,500.23

Finding the Fourth Proportional to 14,870.73, 20,528.20 and 9,500.23

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Solution

The fourth proportional to 14,870.73, 20,528.20 and 9,500.23 is: 13,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,870.73 : 20,528.20 = 9,500.23 : x
  2. Step 2: Convert to fraction form
    14,870.73/20,528.20 = 9,500.23/x
  3. Step 3: Cross multiply
    14,870.73x = 20,528.20 × 9,500.23
  4. Step 4: Simplify right side
    14,870.73x = 195,022,518.85
  5. Step 5: Solve for x
    x = 195,022,518.85/14,870.73
  6. Step 6: Final answer
    x = 13,114.53

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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.