Home / 37,820.63-52,192.47-21,910.20

Finding the Fourth Proportional to 37,820.63, 52,192.47 and 21,910.20

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Solution

The fourth proportional to 37,820.63, 52,192.47 and 21,910.20 is: 30,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,820.63 : 52,192.47 = 21,910.20 : x
  2. Step 2: Convert to fraction form
    37,820.63/52,192.47 = 21,910.20/x
  3. Step 3: Cross multiply
    37,820.63x = 52,192.47 × 21,910.20
  4. Step 4: Simplify right side
    37,820.63x = 1,143,547,456.19
  5. Step 5: Solve for x
    x = 1,143,547,456.19/37,820.63
  6. Step 6: Final answer
    x = 30,236.08

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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.