Home / 28,923.49-39,914.13-16,176.52

Finding the Fourth Proportional to 28,923.49, 39,914.13 and 16,176.52

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Solution

The fourth proportional to 28,923.49, 39,914.13 and 16,176.52 is: 22,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.49 : 39,914.13 = 16,176.52 : x
  2. Step 2: Convert to fraction form
    28,923.49/39,914.13 = 16,176.52/x
  3. Step 3: Cross multiply
    28,923.49x = 39,914.13 × 16,176.52
  4. Step 4: Simplify right side
    28,923.49x = 645,671,722.23
  5. Step 5: Solve for x
    x = 645,671,722.23/28,923.49
  6. Step 6: Final answer
    x = 22,323.44

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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.