Home / 14,701.57-20,285.79-9,034.49

Finding the Fourth Proportional to 14,701.57, 20,285.79 and 9,034.49

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Solution

The fourth proportional to 14,701.57, 20,285.79 and 9,034.49 is: 12,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701.57 : 20,285.79 = 9,034.49 : x
  2. Step 2: Convert to fraction form
    14,701.57/20,285.79 = 9,034.49/x
  3. Step 3: Cross multiply
    14,701.57x = 20,285.79 × 9,034.49
  4. Step 4: Simplify right side
    14,701.57x = 183,271,766.90
  5. Step 5: Solve for x
    x = 183,271,766.90/14,701.57
  6. Step 6: Final answer
    x = 12,466.14

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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.