Home / 15,049.73-20,758.29-10,325.81

Finding the Fourth Proportional to 15,049.73, 20,758.29 and 10,325.81

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Solution

The fourth proportional to 15,049.73, 20,758.29 and 10,325.81 is: 14,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.73 : 20,758.29 = 10,325.81 : x
  2. Step 2: Convert to fraction form
    15,049.73/20,758.29 = 10,325.81/x
  3. Step 3: Cross multiply
    15,049.73x = 20,758.29 × 10,325.81
  4. Step 4: Simplify right side
    15,049.73x = 214,346,054.67
  5. Step 5: Solve for x
    x = 214,346,054.67/15,049.73
  6. Step 6: Final answer
    x = 14,242.52

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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.