Home / 38,673.36-53,368.20-22,758.75

Finding the Fourth Proportional to 38,673.36, 53,368.20 and 22,758.75

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Solution

The fourth proportional to 38,673.36, 53,368.20 and 22,758.75 is: 31,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673.36 : 53,368.20 = 22,758.75 : x
  2. Step 2: Convert to fraction form
    38,673.36/53,368.20 = 22,758.75/x
  3. Step 3: Cross multiply
    38,673.36x = 53,368.20 × 22,758.75
  4. Step 4: Simplify right side
    38,673.36x = 1,214,593,521.75
  5. Step 5: Solve for x
    x = 1,214,593,521.75/38,673.36
  6. Step 6: Final answer
    x = 31,406.46

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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.