Home / 18,057.51-24,920.67-10,102.31

Finding the Fourth Proportional to 18,057.51, 24,920.67 and 10,102.31

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Solution

The fourth proportional to 18,057.51, 24,920.67 and 10,102.31 is: 13,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.51 : 24,920.67 = 10,102.31 : x
  2. Step 2: Convert to fraction form
    18,057.51/24,920.67 = 10,102.31/x
  3. Step 3: Cross multiply
    18,057.51x = 24,920.67 × 10,102.31
  4. Step 4: Simplify right side
    18,057.51x = 251,756,209.14
  5. Step 5: Solve for x
    x = 251,756,209.14/18,057.51
  6. Step 6: Final answer
    x = 13,941.91

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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.