Home / 19,994.16-29,988.18-6,843.51

Finding the Fourth Proportional to 19,994.16, 29,988.18 and 6,843.51

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Solution

The fourth proportional to 19,994.16, 29,988.18 and 6,843.51 is: 10,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.16 : 29,988.18 = 6,843.51 : x
  2. Step 2: Convert to fraction form
    19,994.16/29,988.18 = 6,843.51/x
  3. Step 3: Cross multiply
    19,994.16x = 29,988.18 × 6,843.51
  4. Step 4: Simplify right side
    19,994.16x = 205,224,409.71
  5. Step 5: Solve for x
    x = 205,224,409.71/19,994.16
  6. Step 6: Final answer
    x = 10,264.22

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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.