Home / 18,107.90-24,987.51-10,148.58

Finding the Fourth Proportional to 18,107.90, 24,987.51 and 10,148.58

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Solution

The fourth proportional to 18,107.90, 24,987.51 and 10,148.58 is: 14,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.90 : 24,987.51 = 10,148.58 : x
  2. Step 2: Convert to fraction form
    18,107.90/24,987.51 = 10,148.58/x
  3. Step 3: Cross multiply
    18,107.90x = 24,987.51 × 10,148.58
  4. Step 4: Simplify right side
    18,107.90x = 253,587,744.24
  5. Step 5: Solve for x
    x = 253,587,744.24/18,107.90
  6. Step 6: Final answer
    x = 14,004.26

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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.