Home / 28,713.94-39,626.55-15,968.41

Finding the Fourth Proportional to 28,713.94, 39,626.55 and 15,968.41

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Solution

The fourth proportional to 28,713.94, 39,626.55 and 15,968.41 is: 22,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,713.94 : 39,626.55 = 15,968.41 : x
  2. Step 2: Convert to fraction form
    28,713.94/39,626.55 = 15,968.41/x
  3. Step 3: Cross multiply
    28,713.94x = 39,626.55 × 15,968.41
  4. Step 4: Simplify right side
    28,713.94x = 632,772,898.22
  5. Step 5: Solve for x
    x = 632,772,898.22/28,713.94
  6. Step 6: Final answer
    x = 22,037.13

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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.