Home / 38,997.48-53,816.53-22,005.32

Finding the Fourth Proportional to 38,997.48, 53,816.53 and 22,005.32

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Solution

The fourth proportional to 38,997.48, 53,816.53 and 22,005.32 is: 30,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.48 : 53,816.53 = 22,005.32 : x
  2. Step 2: Convert to fraction form
    38,997.48/53,816.53 = 22,005.32/x
  3. Step 3: Cross multiply
    38,997.48x = 53,816.53 × 22,005.32
  4. Step 4: Simplify right side
    38,997.48x = 1,184,249,921.93
  5. Step 5: Solve for x
    x = 1,184,249,921.93/38,997.48
  6. Step 6: Final answer
    x = 30,367.35

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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.