Home / 56,448.36-84,673.74-19,009.56

Finding the Fourth Proportional to 56,448.36, 84,673.74 and 19,009.56

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Solution

The fourth proportional to 56,448.36, 84,673.74 and 19,009.56 is: 28,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,448.36 : 84,673.74 = 19,009.56 : x
  2. Step 2: Convert to fraction form
    56,448.36/84,673.74 = 19,009.56/x
  3. Step 3: Cross multiply
    56,448.36x = 84,673.74 × 19,009.56
  4. Step 4: Simplify right side
    56,448.36x = 1,609,610,540.95
  5. Step 5: Solve for x
    x = 1,609,610,540.95/56,448.36
  6. Step 6: Final answer
    x = 28,514.74

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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.