Home / 19,652.47-29,463.14-18,313.49

Finding the Fourth Proportional to 19,652.47, 29,463.14 and 18,313.49

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Solution

The fourth proportional to 19,652.47, 29,463.14 and 18,313.49 is: 27,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.47 : 29,463.14 = 18,313.49 : x
  2. Step 2: Convert to fraction form
    19,652.47/29,463.14 = 18,313.49/x
  3. Step 3: Cross multiply
    19,652.47x = 29,463.14 × 18,313.49
  4. Step 4: Simplify right side
    19,652.47x = 539,573,039.20
  5. Step 5: Solve for x
    x = 539,573,039.20/19,652.47
  6. Step 6: Final answer
    x = 27,455.73

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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.