Home / 15,613.83-23,417.82-5,617.08

Finding the Fourth Proportional to 15,613.83, 23,417.82 and 5,617.08

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Solution

The fourth proportional to 15,613.83, 23,417.82 and 5,617.08 is: 8,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.83 : 23,417.82 = 5,617.08 : x
  2. Step 2: Convert to fraction form
    15,613.83/23,417.82 = 5,617.08/x
  3. Step 3: Cross multiply
    15,613.83x = 23,417.82 × 5,617.08
  4. Step 4: Simplify right side
    15,613.83x = 131,539,768.37
  5. Step 5: Solve for x
    x = 131,539,768.37/15,613.83
  6. Step 6: Final answer
    x = 8,424.57

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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.