Home / 35,742.98-53,613.84-12,369.08

Finding the Fourth Proportional to 35,742.98, 53,613.84 and 12,369.08

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Solution

The fourth proportional to 35,742.98, 53,613.84 and 12,369.08 is: 18,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.98 : 53,613.84 = 12,369.08 : x
  2. Step 2: Convert to fraction form
    35,742.98/53,613.84 = 12,369.08/x
  3. Step 3: Cross multiply
    35,742.98x = 53,613.84 × 12,369.08
  4. Step 4: Simplify right side
    35,742.98x = 663,153,876.07
  5. Step 5: Solve for x
    x = 663,153,876.07/35,742.98
  6. Step 6: Final answer
    x = 18,553.40

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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.