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Finding the Fourth Proportional to 17,357.74, 26,036.74 and 4,210.22

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Solution

The fourth proportional to 17,357.74, 26,036.74 and 4,210.22 is: 6,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,357.74 : 26,036.74 = 4,210.22 : x
  2. Step 2: Convert to fraction form
    17,357.74/26,036.74 = 4,210.22/x
  3. Step 3: Cross multiply
    17,357.74x = 26,036.74 × 4,210.22
  4. Step 4: Simplify right side
    17,357.74x = 109,620,403.48
  5. Step 5: Solve for x
    x = 109,620,403.48/17,357.74
  6. Step 6: Final answer
    x = 6,315.36

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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.