Home / 14,528.49-20,050.25-8,155.55

Finding the Fourth Proportional to 14,528.49, 20,050.25 and 8,155.55

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Solution

The fourth proportional to 14,528.49, 20,050.25 and 8,155.55 is: 11,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.49 : 20,050.25 = 8,155.55 : x
  2. Step 2: Convert to fraction form
    14,528.49/20,050.25 = 8,155.55/x
  3. Step 3: Cross multiply
    14,528.49x = 20,050.25 × 8,155.55
  4. Step 4: Simplify right side
    14,528.49x = 163,520,675.36
  5. Step 5: Solve for x
    x = 163,520,675.36/14,528.49
  6. Step 6: Final answer
    x = 11,255.17

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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.