Home / 45,814.22-68,673.35-19,175.46

Finding the Fourth Proportional to 45,814.22, 68,673.35 and 19,175.46

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Solution

The fourth proportional to 45,814.22, 68,673.35 and 19,175.46 is: 28,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.22 : 68,673.35 = 19,175.46 : x
  2. Step 2: Convert to fraction form
    45,814.22/68,673.35 = 19,175.46/x
  3. Step 3: Cross multiply
    45,814.22x = 68,673.35 × 19,175.46
  4. Step 4: Simplify right side
    45,814.22x = 1,316,842,980.11
  5. Step 5: Solve for x
    x = 1,316,842,980.11/45,814.22
  6. Step 6: Final answer
    x = 28,743.11

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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.