Home / 30,192.63-41,671.74-19,283.76

Finding the Fourth Proportional to 30,192.63, 41,671.74 and 19,283.76

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Solution

The fourth proportional to 30,192.63, 41,671.74 and 19,283.76 is: 26,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.63 : 41,671.74 = 19,283.76 : x
  2. Step 2: Convert to fraction form
    30,192.63/41,671.74 = 19,283.76/x
  3. Step 3: Cross multiply
    30,192.63x = 41,671.74 × 19,283.76
  4. Step 4: Simplify right side
    30,192.63x = 803,587,832.94
  5. Step 5: Solve for x
    x = 803,587,832.94/30,192.63
  6. Step 6: Final answer
    x = 26,615.36

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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.