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Finding the Fourth Proportional to 17,030.88, 25,513.11 and 9,612.90

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Solution

The fourth proportional to 17,030.88, 25,513.11 and 9,612.90 is: 14,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.88 : 25,513.11 = 9,612.90 : x
  2. Step 2: Convert to fraction form
    17,030.88/25,513.11 = 9,612.90/x
  3. Step 3: Cross multiply
    17,030.88x = 25,513.11 × 9,612.90
  4. Step 4: Simplify right side
    17,030.88x = 245,254,975.12
  5. Step 5: Solve for x
    x = 245,254,975.12/17,030.88
  6. Step 6: Final answer
    x = 14,400.60

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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.