Home / 28,772.28-39,696.48-17,446.32

Finding the Fourth Proportional to 28,772.28, 39,696.48 and 17,446.32

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Solution

The fourth proportional to 28,772.28, 39,696.48 and 17,446.32 is: 24,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.28 : 39,696.48 = 17,446.32 : x
  2. Step 2: Convert to fraction form
    28,772.28/39,696.48 = 17,446.32/x
  3. Step 3: Cross multiply
    28,772.28x = 39,696.48 × 17,446.32
  4. Step 4: Simplify right side
    28,772.28x = 692,557,492.95
  5. Step 5: Solve for x
    x = 692,557,492.95/28,772.28
  6. Step 6: Final answer
    x = 24,070.30

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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.