Home / 35,827.91-53,742.40-13,642.52

Finding the Fourth Proportional to 35,827.91, 53,742.40 and 13,642.52

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Solution

The fourth proportional to 35,827.91, 53,742.40 and 13,642.52 is: 20,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.91 : 53,742.40 = 13,642.52 : x
  2. Step 2: Convert to fraction form
    35,827.91/53,742.40 = 13,642.52/x
  3. Step 3: Cross multiply
    35,827.91x = 53,742.40 × 13,642.52
  4. Step 4: Simplify right side
    35,827.91x = 733,181,464.03
  5. Step 5: Solve for x
    x = 733,181,464.03/35,827.91
  6. Step 6: Final answer
    x = 20,463.98

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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.