Home / 28,844.31-39,812.37-16,276.35

Finding the Fourth Proportional to 28,844.31, 39,812.37 and 16,276.35

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Solution

The fourth proportional to 28,844.31, 39,812.37 and 16,276.35 is: 22,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.31 : 39,812.37 = 16,276.35 : x
  2. Step 2: Convert to fraction form
    28,844.31/39,812.37 = 16,276.35/x
  3. Step 3: Cross multiply
    28,844.31x = 39,812.37 × 16,276.35
  4. Step 4: Simplify right side
    28,844.31x = 648,000,068.45
  5. Step 5: Solve for x
    x = 648,000,068.45/28,844.31
  6. Step 6: Final answer
    x = 22,465.44

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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.