Home / 22,953.14-31,678.65-12,746.54

Finding the Fourth Proportional to 22,953.14, 31,678.65 and 12,746.54

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Solution

The fourth proportional to 22,953.14, 31,678.65 and 12,746.54 is: 17,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,953.14 : 31,678.65 = 12,746.54 : x
  2. Step 2: Convert to fraction form
    22,953.14/31,678.65 = 12,746.54/x
  3. Step 3: Cross multiply
    22,953.14x = 31,678.65 × 12,746.54
  4. Step 4: Simplify right side
    22,953.14x = 403,793,179.37
  5. Step 5: Solve for x
    x = 403,793,179.37/22,953.14
  6. Step 6: Final answer
    x = 17,592.07

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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.