Home / 38,711.22-53,410.50-22,579.23

Finding the Fourth Proportional to 38,711.22, 53,410.50 and 22,579.23

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Solution

The fourth proportional to 38,711.22, 53,410.50 and 22,579.23 is: 31,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711.22 : 53,410.50 = 22,579.23 : x
  2. Step 2: Convert to fraction form
    38,711.22/53,410.50 = 22,579.23/x
  3. Step 3: Cross multiply
    38,711.22x = 53,410.50 × 22,579.23
  4. Step 4: Simplify right side
    38,711.22x = 1,205,968,192.43
  5. Step 5: Solve for x
    x = 1,205,968,192.43/38,711.22
  6. Step 6: Final answer
    x = 31,152.94

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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.