Home / 14,885.73-20,538.10-9,583.62

Finding the Fourth Proportional to 14,885.73, 20,538.10 and 9,583.62

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Solution

The fourth proportional to 14,885.73, 20,538.10 and 9,583.62 is: 13,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885.73 : 20,538.10 = 9,583.62 : x
  2. Step 2: Convert to fraction form
    14,885.73/20,538.10 = 9,583.62/x
  3. Step 3: Cross multiply
    14,885.73x = 20,538.10 × 9,583.62
  4. Step 4: Simplify right side
    14,885.73x = 196,829,345.92
  5. Step 5: Solve for x
    x = 196,829,345.92/14,885.73
  6. Step 6: Final answer
    x = 13,222.69

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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.