Home / 28,323.98-39,085.86-17,000.18

Finding the Fourth Proportional to 28,323.98, 39,085.86 and 17,000.18

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Solution

The fourth proportional to 28,323.98, 39,085.86 and 17,000.18 is: 23,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323.98 : 39,085.86 = 17,000.18 : x
  2. Step 2: Convert to fraction form
    28,323.98/39,085.86 = 17,000.18/x
  3. Step 3: Cross multiply
    28,323.98x = 39,085.86 × 17,000.18
  4. Step 4: Simplify right side
    28,323.98x = 664,466,655.45
  5. Step 5: Solve for x
    x = 664,466,655.45/28,323.98
  6. Step 6: Final answer
    x = 23,459.51

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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.