Home / 37,929.58-52,342.86-21,162.58

Finding the Fourth Proportional to 37,929.58, 52,342.86 and 21,162.58

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Solution

The fourth proportional to 37,929.58, 52,342.86 and 21,162.58 is: 29,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,929.58 : 52,342.86 = 21,162.58 : x
  2. Step 2: Convert to fraction form
    37,929.58/52,342.86 = 21,162.58/x
  3. Step 3: Cross multiply
    37,929.58x = 52,342.86 × 21,162.58
  4. Step 4: Simplify right side
    37,929.58x = 1,107,709,962.18
  5. Step 5: Solve for x
    x = 1,107,709,962.18/37,929.58
  6. Step 6: Final answer
    x = 29,204.38

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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.