Home / 28,316.90-39,092.34-17,709.95

Finding the Fourth Proportional to 28,316.90, 39,092.34 and 17,709.95

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Solution

The fourth proportional to 28,316.90, 39,092.34 and 17,709.95 is: 24,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,316.90 : 39,092.34 = 17,709.95 : x
  2. Step 2: Convert to fraction form
    28,316.90/39,092.34 = 17,709.95/x
  3. Step 3: Cross multiply
    28,316.90x = 39,092.34 × 17,709.95
  4. Step 4: Simplify right side
    28,316.90x = 692,323,191.32
  5. Step 5: Solve for x
    x = 692,323,191.32/28,316.90
  6. Step 6: Final answer
    x = 24,449.12

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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.