Home / 37,838.08-52,215.36-21,070.24

Finding the Fourth Proportional to 37,838.08, 52,215.36 and 21,070.24

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Solution

The fourth proportional to 37,838.08, 52,215.36 and 21,070.24 is: 29,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,838.08 : 52,215.36 = 21,070.24 : x
  2. Step 2: Convert to fraction form
    37,838.08/52,215.36 = 21,070.24/x
  3. Step 3: Cross multiply
    37,838.08x = 52,215.36 × 21,070.24
  4. Step 4: Simplify right side
    37,838.08x = 1,100,190,166.89
  5. Step 5: Solve for x
    x = 1,100,190,166.89/37,838.08
  6. Step 6: Final answer
    x = 29,076.27

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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.