Home / 19,960.93-27,461.20-19,407.35

Finding the Fourth Proportional to 19,960.93, 27,461.20 and 19,407.35

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Solution

The fourth proportional to 19,960.93, 27,461.20 and 19,407.35 is: 26,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.93 : 27,461.20 = 19,407.35 : x
  2. Step 2: Convert to fraction form
    19,960.93/27,461.20 = 19,407.35/x
  3. Step 3: Cross multiply
    19,960.93x = 27,461.20 × 19,407.35
  4. Step 4: Simplify right side
    19,960.93x = 532,949,076.46
  5. Step 5: Solve for x
    x = 532,949,076.46/19,960.93
  6. Step 6: Final answer
    x = 26,699.61

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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.