Home / 45,799.48-68,699.55-14,208.94

Finding the Fourth Proportional to 45,799.48, 68,699.55 and 14,208.94

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Solution

The fourth proportional to 45,799.48, 68,699.55 and 14,208.94 is: 21,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,799.48 : 68,699.55 = 14,208.94 : x
  2. Step 2: Convert to fraction form
    45,799.48/68,699.55 = 14,208.94/x
  3. Step 3: Cross multiply
    45,799.48x = 68,699.55 × 14,208.94
  4. Step 4: Simplify right side
    45,799.48x = 976,147,923.13
  5. Step 5: Solve for x
    x = 976,147,923.13/45,799.48
  6. Step 6: Final answer
    x = 21,313.52

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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.