Home / 15,228.01-22,786.66-12,570.81

Finding the Fourth Proportional to 15,228.01, 22,786.66 and 12,570.81

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Solution

The fourth proportional to 15,228.01, 22,786.66 and 12,570.81 is: 18,810.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.01 : 22,786.66 = 12,570.81 : x
  2. Step 2: Convert to fraction form
    15,228.01/22,786.66 = 12,570.81/x
  3. Step 3: Cross multiply
    15,228.01x = 22,786.66 × 12,570.81
  4. Step 4: Simplify right side
    15,228.01x = 286,446,773.39
  5. Step 5: Solve for x
    x = 286,446,773.39/15,228.01
  6. Step 6: Final answer
    x = 18,810.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.