Home / 35,514.42-53,257.80-13,315.68

Finding the Fourth Proportional to 35,514.42, 53,257.80 and 13,315.68

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Solution

The fourth proportional to 35,514.42, 53,257.80 and 13,315.68 is: 19,968.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,514.42 : 53,257.80 = 13,315.68 : x
  2. Step 2: Convert to fraction form
    35,514.42/53,257.80 = 13,315.68/x
  3. Step 3: Cross multiply
    35,514.42x = 53,257.80 × 13,315.68
  4. Step 4: Simplify right side
    35,514.42x = 709,163,822.30
  5. Step 5: Solve for x
    x = 709,163,822.30/35,514.42
  6. Step 6: Final answer
    x = 19,968.33

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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.