Home / 32,859.90-45,351.36-18,714.06

Finding the Fourth Proportional to 32,859.90, 45,351.36 and 18,714.06

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Solution

The fourth proportional to 32,859.90, 45,351.36 and 18,714.06 is: 25,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,859.90 : 45,351.36 = 18,714.06 : x
  2. Step 2: Convert to fraction form
    32,859.90/45,351.36 = 18,714.06/x
  3. Step 3: Cross multiply
    32,859.90x = 45,351.36 × 18,714.06
  4. Step 4: Simplify right side
    32,859.90x = 848,708,072.12
  5. Step 5: Solve for x
    x = 848,708,072.12/32,859.90
  6. Step 6: Final answer
    x = 25,828.08

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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.