Home / 28,538.98-39,394.85-25,549.63

Finding the Fourth Proportional to 28,538.98, 39,394.85 and 25,549.63

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Solution

The fourth proportional to 28,538.98, 39,394.85 and 25,549.63 is: 35,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,538.98 : 39,394.85 = 25,549.63 : x
  2. Step 2: Convert to fraction form
    28,538.98/39,394.85 = 25,549.63/x
  3. Step 3: Cross multiply
    28,538.98x = 39,394.85 × 25,549.63
  4. Step 4: Simplify right side
    28,538.98x = 1,006,523,841.41
  5. Step 5: Solve for x
    x = 1,006,523,841.41/28,538.98
  6. Step 6: Final answer
    x = 35,268.39

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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.