Home / 39,852.58-55,011.47-26,428.33

Finding the Fourth Proportional to 39,852.58, 55,011.47 and 26,428.33

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Solution

The fourth proportional to 39,852.58, 55,011.47 and 26,428.33 is: 36,480.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,852.58 : 55,011.47 = 26,428.33 : x
  2. Step 2: Convert to fraction form
    39,852.58/55,011.47 = 26,428.33/x
  3. Step 3: Cross multiply
    39,852.58x = 55,011.47 × 26,428.33
  4. Step 4: Simplify right side
    39,852.58x = 1,453,861,282.95
  5. Step 5: Solve for x
    x = 1,453,861,282.95/39,852.58
  6. Step 6: Final answer
    x = 36,480.98

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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.