Home / 39,622.37-59,378.06-28,476.77

Finding the Fourth Proportional to 39,622.37, 59,378.06 and 28,476.77

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Solution

The fourth proportional to 39,622.37, 59,378.06 and 28,476.77 is: 42,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622.37 : 59,378.06 = 28,476.77 : x
  2. Step 2: Convert to fraction form
    39,622.37/59,378.06 = 28,476.77/x
  3. Step 3: Cross multiply
    39,622.37x = 59,378.06 × 28,476.77
  4. Step 4: Simplify right side
    39,622.37x = 1,690,895,131.97
  5. Step 5: Solve for x
    x = 1,690,895,131.97/39,622.37
  6. Step 6: Final answer
    x = 42,675.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.