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Finding the Fourth Proportional to 17,603.01, 26,405.33 and 6,507.63

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Solution

The fourth proportional to 17,603.01, 26,405.33 and 6,507.63 is: 9,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.01 : 26,405.33 = 6,507.63 : x
  2. Step 2: Convert to fraction form
    17,603.01/26,405.33 = 6,507.63/x
  3. Step 3: Cross multiply
    17,603.01x = 26,405.33 × 6,507.63
  4. Step 4: Simplify right side
    17,603.01x = 171,836,085.13
  5. Step 5: Solve for x
    x = 171,836,085.13/17,603.01
  6. Step 6: Final answer
    x = 9,761.74

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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.