Home / 35,690.15-53,514.48-13,505.24

Finding the Fourth Proportional to 35,690.15, 53,514.48 and 13,505.24

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Solution

The fourth proportional to 35,690.15, 53,514.48 and 13,505.24 is: 20,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.15 : 53,514.48 = 13,505.24 : x
  2. Step 2: Convert to fraction form
    35,690.15/53,514.48 = 13,505.24/x
  3. Step 3: Cross multiply
    35,690.15x = 53,514.48 × 13,505.24
  4. Step 4: Simplify right side
    35,690.15x = 722,725,979.02
  5. Step 5: Solve for x
    x = 722,725,979.02/35,690.15
  6. Step 6: Final answer
    x = 20,250.01

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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.