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Finding the Fourth Proportional to 15,348.89, 23,010.89 and 5,984.08

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Solution

The fourth proportional to 15,348.89, 23,010.89 and 5,984.08 is: 8,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348.89 : 23,010.89 = 5,984.08 : x
  2. Step 2: Convert to fraction form
    15,348.89/23,010.89 = 5,984.08/x
  3. Step 3: Cross multiply
    15,348.89x = 23,010.89 × 5,984.08
  4. Step 4: Simplify right side
    15,348.89x = 137,698,919.18
  5. Step 5: Solve for x
    x = 137,698,919.18/15,348.89
  6. Step 6: Final answer
    x = 8,971.26

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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.