Home / 15,613.56-23,420.48-6,254.37

Finding the Fourth Proportional to 15,613.56, 23,420.48 and 6,254.37

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Solution

The fourth proportional to 15,613.56, 23,420.48 and 6,254.37 is: 9,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.56 : 23,420.48 = 6,254.37 : x
  2. Step 2: Convert to fraction form
    15,613.56/23,420.48 = 6,254.37/x
  3. Step 3: Cross multiply
    15,613.56x = 23,420.48 × 6,254.37
  4. Step 4: Simplify right side
    15,613.56x = 146,480,316.23
  5. Step 5: Solve for x
    x = 146,480,316.23/15,613.56
  6. Step 6: Final answer
    x = 9,381.61

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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.