Home / 23,029.50-34,364.64-20,547.26

Finding the Fourth Proportional to 23,029.50, 34,364.64 and 20,547.26

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Solution

The fourth proportional to 23,029.50, 34,364.64 and 20,547.26 is: 30,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,029.50 : 34,364.64 = 20,547.26 : x
  2. Step 2: Convert to fraction form
    23,029.50/34,364.64 = 20,547.26/x
  3. Step 3: Cross multiply
    23,029.50x = 34,364.64 × 20,547.26
  4. Step 4: Simplify right side
    23,029.50x = 706,098,918.33
  5. Step 5: Solve for x
    x = 706,098,918.33/23,029.50
  6. Step 6: Final answer
    x = 30,660.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.