Home / 17,845.79-24,626.47-9,887.54

Finding the Fourth Proportional to 17,845.79, 24,626.47 and 9,887.54

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Solution

The fourth proportional to 17,845.79, 24,626.47 and 9,887.54 is: 13,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.79 : 24,626.47 = 9,887.54 : x
  2. Step 2: Convert to fraction form
    17,845.79/24,626.47 = 9,887.54/x
  3. Step 3: Cross multiply
    17,845.79x = 24,626.47 × 9,887.54
  4. Step 4: Simplify right side
    17,845.79x = 243,495,207.18
  5. Step 5: Solve for x
    x = 243,495,207.18/17,845.79
  6. Step 6: Final answer
    x = 13,644.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.