Home / 45,557.64-68,303.66-27,991.17

Finding the Fourth Proportional to 45,557.64, 68,303.66 and 27,991.17

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Solution

The fourth proportional to 45,557.64, 68,303.66 and 27,991.17 is: 41,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,557.64 : 68,303.66 = 27,991.17 : x
  2. Step 2: Convert to fraction form
    45,557.64/68,303.66 = 27,991.17/x
  3. Step 3: Cross multiply
    45,557.64x = 68,303.66 × 27,991.17
  4. Step 4: Simplify right side
    45,557.64x = 1,911,899,218.73
  5. Step 5: Solve for x
    x = 1,911,899,218.73/45,557.64
  6. Step 6: Final answer
    x = 41,966.60

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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.