Home / 28,682.84-39,574.22-17,193.08

Finding the Fourth Proportional to 28,682.84, 39,574.22 and 17,193.08

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Solution

The fourth proportional to 28,682.84, 39,574.22 and 17,193.08 is: 23,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682.84 : 39,574.22 = 17,193.08 : x
  2. Step 2: Convert to fraction form
    28,682.84/39,574.22 = 17,193.08/x
  3. Step 3: Cross multiply
    28,682.84x = 39,574.22 × 17,193.08
  4. Step 4: Simplify right side
    28,682.84x = 680,402,730.40
  5. Step 5: Solve for x
    x = 680,402,730.40/28,682.84
  6. Step 6: Final answer
    x = 23,721.60

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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.