Home / 45,814.29-68,673.48-19,175.55

Finding the Fourth Proportional to 45,814.29, 68,673.48 and 19,175.55

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Solution

The fourth proportional to 45,814.29, 68,673.48 and 19,175.55 is: 28,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.29 : 68,673.48 = 19,175.55 : x
  2. Step 2: Convert to fraction form
    45,814.29/68,673.48 = 19,175.55/x
  3. Step 3: Cross multiply
    45,814.29x = 68,673.48 × 19,175.55
  4. Step 4: Simplify right side
    45,814.29x = 1,316,851,749.41
  5. Step 5: Solve for x
    x = 1,316,851,749.41/45,814.29
  6. Step 6: Final answer
    x = 28,743.25

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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.