Home / 39,076.52-53,924.85-21,848.81

Finding the Fourth Proportional to 39,076.52, 53,924.85 and 21,848.81

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Solution

The fourth proportional to 39,076.52, 53,924.85 and 21,848.81 is: 30,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,076.52 : 53,924.85 = 21,848.81 : x
  2. Step 2: Convert to fraction form
    39,076.52/53,924.85 = 21,848.81/x
  3. Step 3: Cross multiply
    39,076.52x = 53,924.85 × 21,848.81
  4. Step 4: Simplify right side
    39,076.52x = 1,178,193,816.46
  5. Step 5: Solve for x
    x = 1,178,193,816.46/39,076.52
  6. Step 6: Final answer
    x = 30,150.94

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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.