Home / 12,232.77-18,355.22-4,842.53

Finding the Fourth Proportional to 12,232.77, 18,355.22 and 4,842.53

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Solution

The fourth proportional to 12,232.77, 18,355.22 and 4,842.53 is: 7,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232.77 : 18,355.22 = 4,842.53 : x
  2. Step 2: Convert to fraction form
    12,232.77/18,355.22 = 4,842.53/x
  3. Step 3: Cross multiply
    12,232.77x = 18,355.22 × 4,842.53
  4. Step 4: Simplify right side
    12,232.77x = 88,885,703.51
  5. Step 5: Solve for x
    x = 88,885,703.51/12,232.77
  6. Step 6: Final answer
    x = 7,266.20

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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.