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Finding the Fourth Proportional to 17,303.34, 25,913.34 and 9,885.30

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Solution

The fourth proportional to 17,303.34, 25,913.34 and 9,885.30 is: 14,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,303.34 : 25,913.34 = 9,885.30 : x
  2. Step 2: Convert to fraction form
    17,303.34/25,913.34 = 9,885.30/x
  3. Step 3: Cross multiply
    17,303.34x = 25,913.34 × 9,885.30
  4. Step 4: Simplify right side
    17,303.34x = 256,161,139.90
  5. Step 5: Solve for x
    x = 256,161,139.90/17,303.34
  6. Step 6: Final answer
    x = 14,804.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.