Home / 45,660.45-63,030.81-27,761.17

Finding the Fourth Proportional to 45,660.45, 63,030.81 and 27,761.17

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Solution

The fourth proportional to 45,660.45, 63,030.81 and 27,761.17 is: 38,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.45 : 63,030.81 = 27,761.17 : x
  2. Step 2: Convert to fraction form
    45,660.45/63,030.81 = 27,761.17/x
  3. Step 3: Cross multiply
    45,660.45x = 63,030.81 × 27,761.17
  4. Step 4: Simplify right side
    45,660.45x = 1,749,808,716.49
  5. Step 5: Solve for x
    x = 1,749,808,716.49/45,660.45
  6. Step 6: Final answer
    x = 38,322.20

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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.