Home / 28,857.02-39,826.41-16,924.94

Finding the Fourth Proportional to 28,857.02, 39,826.41 and 16,924.94

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Solution

The fourth proportional to 28,857.02, 39,826.41 and 16,924.94 is: 23,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,857.02 : 39,826.41 = 16,924.94 : x
  2. Step 2: Convert to fraction form
    28,857.02/39,826.41 = 16,924.94/x
  3. Step 3: Cross multiply
    28,857.02x = 39,826.41 × 16,924.94
  4. Step 4: Simplify right side
    28,857.02x = 674,059,599.67
  5. Step 5: Solve for x
    x = 674,059,599.67/28,857.02
  6. Step 6: Final answer
    x = 23,358.60

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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.