Home / 28,946.84-39,948.48-16,201.49

Finding the Fourth Proportional to 28,946.84, 39,948.48 and 16,201.49

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Solution

The fourth proportional to 28,946.84, 39,948.48 and 16,201.49 is: 22,359.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,946.84 : 39,948.48 = 16,201.49 : x
  2. Step 2: Convert to fraction form
    28,946.84/39,948.48 = 16,201.49/x
  3. Step 3: Cross multiply
    28,946.84x = 39,948.48 × 16,201.49
  4. Step 4: Simplify right side
    28,946.84x = 647,224,899.24
  5. Step 5: Solve for x
    x = 647,224,899.24/28,946.84
  6. Step 6: Final answer
    x = 22,359.09

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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.