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Finding the Fourth Proportional to 17,803.55, 24,569.66 and 9,845.77

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Solution

The fourth proportional to 17,803.55, 24,569.66 and 9,845.77 is: 13,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.55 : 24,569.66 = 9,845.77 : x
  2. Step 2: Convert to fraction form
    17,803.55/24,569.66 = 9,845.77/x
  3. Step 3: Cross multiply
    17,803.55x = 24,569.66 × 9,845.77
  4. Step 4: Simplify right side
    17,803.55x = 241,907,292.81
  5. Step 5: Solve for x
    x = 241,907,292.81/17,803.55
  6. Step 6: Final answer
    x = 13,587.59

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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.