Home / 28,544.64-39,394.56-16,445.52

Finding the Fourth Proportional to 28,544.64, 39,394.56 and 16,445.52

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Solution

The fourth proportional to 28,544.64, 39,394.56 and 16,445.52 is: 22,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,544.64 : 39,394.56 = 16,445.52 : x
  2. Step 2: Convert to fraction form
    28,544.64/39,394.56 = 16,445.52/x
  3. Step 3: Cross multiply
    28,544.64x = 39,394.56 × 16,445.52
  4. Step 4: Simplify right side
    28,544.64x = 647,864,024.37
  5. Step 5: Solve for x
    x = 647,864,024.37/28,544.64
  6. Step 6: Final answer
    x = 22,696.52

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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.