Home / 10,563.40-14,584.62-9,440.74

Finding the Fourth Proportional to 10,563.40, 14,584.62 and 9,440.74

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Solution

The fourth proportional to 10,563.40, 14,584.62 and 9,440.74 is: 13,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.40 : 14,584.62 = 9,440.74 : x
  2. Step 2: Convert to fraction form
    10,563.40/14,584.62 = 9,440.74/x
  3. Step 3: Cross multiply
    10,563.40x = 14,584.62 × 9,440.74
  4. Step 4: Simplify right side
    10,563.40x = 137,689,605.42
  5. Step 5: Solve for x
    x = 137,689,605.42/10,563.40
  6. Step 6: Final answer
    x = 13,034.59

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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.