Home / 45,206.56-67,802.10-11,926.97

Finding the Fourth Proportional to 45,206.56, 67,802.10 and 11,926.97

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Solution

The fourth proportional to 45,206.56, 67,802.10 and 11,926.97 is: 17,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,206.56 : 67,802.10 = 11,926.97 : x
  2. Step 2: Convert to fraction form
    45,206.56/67,802.10 = 11,926.97/x
  3. Step 3: Cross multiply
    45,206.56x = 67,802.10 × 11,926.97
  4. Step 4: Simplify right side
    45,206.56x = 808,673,612.64
  5. Step 5: Solve for x
    x = 808,673,612.64/45,206.56
  6. Step 6: Final answer
    x = 17,888.41

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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.