Home / 28,684.02-39,583.71-16,108.50

Finding the Fourth Proportional to 28,684.02, 39,583.71 and 16,108.50

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Solution

The fourth proportional to 28,684.02, 39,583.71 and 16,108.50 is: 22,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,684.02 : 39,583.71 = 16,108.50 : x
  2. Step 2: Convert to fraction form
    28,684.02/39,583.71 = 16,108.50/x
  3. Step 3: Cross multiply
    28,684.02x = 39,583.71 × 16,108.50
  4. Step 4: Simplify right side
    28,684.02x = 637,634,192.54
  5. Step 5: Solve for x
    x = 637,634,192.54/28,684.02
  6. Step 6: Final answer
    x = 22,229.60

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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.