Home / 38,657.01-53,345.77-22,742.48

Finding the Fourth Proportional to 38,657.01, 53,345.77 and 22,742.48

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Solution

The fourth proportional to 38,657.01, 53,345.77 and 22,742.48 is: 31,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.01 : 53,345.77 = 22,742.48 : x
  2. Step 2: Convert to fraction form
    38,657.01/53,345.77 = 22,742.48/x
  3. Step 3: Cross multiply
    38,657.01x = 53,345.77 × 22,742.48
  4. Step 4: Simplify right side
    38,657.01x = 1,213,214,993.60
  5. Step 5: Solve for x
    x = 1,213,214,993.60/38,657.01
  6. Step 6: Final answer
    x = 31,384.09

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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.