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Finding the Fourth Proportional to 17,390.59, 26,089.59 and 7,002.34

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Solution

The fourth proportional to 17,390.59, 26,089.59 and 7,002.34 is: 10,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.59 : 26,089.59 = 7,002.34 : x
  2. Step 2: Convert to fraction form
    17,390.59/26,089.59 = 7,002.34/x
  3. Step 3: Cross multiply
    17,390.59x = 26,089.59 × 7,002.34
  4. Step 4: Simplify right side
    17,390.59x = 182,688,179.64
  5. Step 5: Solve for x
    x = 182,688,179.64/17,390.59
  6. Step 6: Final answer
    x = 10,505.00

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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.