Home / 45,434.51-68,159.91-15,451.55

Finding the Fourth Proportional to 45,434.51, 68,159.91 and 15,451.55

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Solution

The fourth proportional to 45,434.51, 68,159.91 and 15,451.55 is: 23,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.51 : 68,159.91 = 15,451.55 : x
  2. Step 2: Convert to fraction form
    45,434.51/68,159.91 = 15,451.55/x
  3. Step 3: Cross multiply
    45,434.51x = 68,159.91 × 15,451.55
  4. Step 4: Simplify right side
    45,434.51x = 1,053,176,257.36
  5. Step 5: Solve for x
    x = 1,053,176,257.36/45,434.51
  6. Step 6: Final answer
    x = 23,180.09

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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.