Home / 39,801.36-54,948.63-26,390.84

Finding the Fourth Proportional to 39,801.36, 54,948.63 and 26,390.84

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Solution

The fourth proportional to 39,801.36, 54,948.63 and 26,390.84 is: 36,434.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.36 : 54,948.63 = 26,390.84 : x
  2. Step 2: Convert to fraction form
    39,801.36/54,948.63 = 26,390.84/x
  3. Step 3: Cross multiply
    39,801.36x = 54,948.63 × 26,390.84
  4. Step 4: Simplify right side
    39,801.36x = 1,450,140,332.87
  5. Step 5: Solve for x
    x = 1,450,140,332.87/39,801.36
  6. Step 6: Final answer
    x = 36,434.44

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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.