Home / 38,826.90-53,578.80-22,916.34

Finding the Fourth Proportional to 38,826.90, 53,578.80 and 22,916.34

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Solution

The fourth proportional to 38,826.90, 53,578.80 and 22,916.34 is: 31,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,826.90 : 53,578.80 = 22,916.34 : x
  2. Step 2: Convert to fraction form
    38,826.90/53,578.80 = 22,916.34/x
  3. Step 3: Cross multiply
    38,826.90x = 53,578.80 × 22,916.34
  4. Step 4: Simplify right side
    38,826.90x = 1,227,829,997.59
  5. Step 5: Solve for x
    x = 1,227,829,997.59/38,826.90
  6. Step 6: Final answer
    x = 31,623.18

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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.