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Finding the Fourth Proportional to 17,303.88, 25,935.14 and 9,913.40

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Solution

The fourth proportional to 17,303.88, 25,935.14 and 9,913.40 is: 14,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,303.88 : 25,935.14 = 9,913.40 : x
  2. Step 2: Convert to fraction form
    17,303.88/25,935.14 = 9,913.40/x
  3. Step 3: Cross multiply
    17,303.88x = 25,935.14 × 9,913.40
  4. Step 4: Simplify right side
    17,303.88x = 257,105,416.88
  5. Step 5: Solve for x
    x = 257,105,416.88/17,303.88
  6. Step 6: Final answer
    x = 14,858.25

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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.