Home / 13,039.26-17,994.03-7,070.82

Finding the Fourth Proportional to 13,039.26, 17,994.03 and 7,070.82

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Solution

The fourth proportional to 13,039.26, 17,994.03 and 7,070.82 is: 9,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039.26 : 17,994.03 = 7,070.82 : x
  2. Step 2: Convert to fraction form
    13,039.26/17,994.03 = 7,070.82/x
  3. Step 3: Cross multiply
    13,039.26x = 17,994.03 × 7,070.82
  4. Step 4: Simplify right side
    13,039.26x = 127,232,547.20
  5. Step 5: Solve for x
    x = 127,232,547.20/13,039.26
  6. Step 6: Final answer
    x = 9,757.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.