Home / 51,646.84-77,444.68-18,361.92

Finding the Fourth Proportional to 51,646.84, 77,444.68 and 18,361.92

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Solution

The fourth proportional to 51,646.84, 77,444.68 and 18,361.92 is: 27,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,646.84 : 77,444.68 = 18,361.92 : x
  2. Step 2: Convert to fraction form
    51,646.84/77,444.68 = 18,361.92/x
  3. Step 3: Cross multiply
    51,646.84x = 77,444.68 × 18,361.92
  4. Step 4: Simplify right side
    51,646.84x = 1,422,033,018.59
  5. Step 5: Solve for x
    x = 1,422,033,018.59/51,646.84
  6. Step 6: Final answer
    x = 27,533.79

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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.