Home / 23,152.76-31,943.36-14,195.78

Finding the Fourth Proportional to 23,152.76, 31,943.36 and 14,195.78

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Solution

The fourth proportional to 23,152.76, 31,943.36 and 14,195.78 is: 19,585.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,152.76 : 31,943.36 = 14,195.78 : x
  2. Step 2: Convert to fraction form
    23,152.76/31,943.36 = 14,195.78/x
  3. Step 3: Cross multiply
    23,152.76x = 31,943.36 × 14,195.78
  4. Step 4: Simplify right side
    23,152.76x = 453,460,911.02
  5. Step 5: Solve for x
    x = 453,460,911.02/23,152.76
  6. Step 6: Final answer
    x = 19,585.61

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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.