Home / 35,827.12-53,741.16-13,641.72

Finding the Fourth Proportional to 35,827.12, 53,741.16 and 13,641.72

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Solution

The fourth proportional to 35,827.12, 53,741.16 and 13,641.72 is: 20,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.12 : 53,741.16 = 13,641.72 : x
  2. Step 2: Convert to fraction form
    35,827.12/53,741.16 = 13,641.72/x
  3. Step 3: Cross multiply
    35,827.12x = 53,741.16 × 13,641.72
  4. Step 4: Simplify right side
    35,827.12x = 733,121,655.67
  5. Step 5: Solve for x
    x = 733,121,655.67/35,827.12
  6. Step 6: Final answer
    x = 20,462.76

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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.