Home / 15,349.08-23,021.33-4,254.61

Finding the Fourth Proportional to 15,349.08, 23,021.33 and 4,254.61

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Solution

The fourth proportional to 15,349.08, 23,021.33 and 4,254.61 is: 6,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.08 : 23,021.33 = 4,254.61 : x
  2. Step 2: Convert to fraction form
    15,349.08/23,021.33 = 4,254.61/x
  3. Step 3: Cross multiply
    15,349.08x = 23,021.33 × 4,254.61
  4. Step 4: Simplify right side
    15,349.08x = 97,946,665.72
  5. Step 5: Solve for x
    x = 97,946,665.72/15,349.08
  6. Step 6: Final answer
    x = 6,381.27

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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.