Home / 28,043.02-38,698.01-16,712.27

Finding the Fourth Proportional to 28,043.02, 38,698.01 and 16,712.27

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Solution

The fourth proportional to 28,043.02, 38,698.01 and 16,712.27 is: 23,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043.02 : 38,698.01 = 16,712.27 : x
  2. Step 2: Convert to fraction form
    28,043.02/38,698.01 = 16,712.27/x
  3. Step 3: Cross multiply
    28,043.02x = 38,698.01 × 16,712.27
  4. Step 4: Simplify right side
    28,043.02x = 646,731,508.02
  5. Step 5: Solve for x
    x = 646,731,508.02/28,043.02
  6. Step 6: Final answer
    x = 23,062.12

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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.