Home / 28,042.02-38,696.63-16,711.27

Finding the Fourth Proportional to 28,042.02, 38,696.63 and 16,711.27

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Solution

The fourth proportional to 28,042.02, 38,696.63 and 16,711.27 is: 23,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,042.02 : 38,696.63 = 16,711.27 : x
  2. Step 2: Convert to fraction form
    28,042.02/38,696.63 = 16,711.27/x
  3. Step 3: Cross multiply
    28,042.02x = 38,696.63 × 16,711.27
  4. Step 4: Simplify right side
    28,042.02x = 646,669,651.72
  5. Step 5: Solve for x
    x = 646,669,651.72/28,042.02
  6. Step 6: Final answer
    x = 23,060.74

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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.