Home / 35,742.03-53,613.45-12,363

Finding the Fourth Proportional to 35,742.03, 53,613.45 and 12,363

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Solution

The fourth proportional to 35,742.03, 53,613.45 and 12,363 is: 18,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.03 : 53,613.45 = 12,363 : x
  2. Step 2: Convert to fraction form
    35,742.03/53,613.45 = 12,363/x
  3. Step 3: Cross multiply
    35,742.03x = 53,613.45 × 12,363
  4. Step 4: Simplify right side
    35,742.03x = 662,823,082.35
  5. Step 5: Solve for x
    x = 662,823,082.35/35,742.03
  6. Step 6: Final answer
    x = 18,544.64

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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.