Home / 45,681.04-63,059.27-27,781.79

Finding the Fourth Proportional to 45,681.04, 63,059.27 and 27,781.79

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Solution

The fourth proportional to 45,681.04, 63,059.27 and 27,781.79 is: 38,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681.04 : 63,059.27 = 27,781.79 : x
  2. Step 2: Convert to fraction form
    45,681.04/63,059.27 = 27,781.79/x
  3. Step 3: Cross multiply
    45,681.04x = 63,059.27 × 27,781.79
  4. Step 4: Simplify right side
    45,681.04x = 1,751,899,415.43
  5. Step 5: Solve for x
    x = 1,751,899,415.43/45,681.04
  6. Step 6: Final answer
    x = 38,350.69

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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.