Home / 28,834.84-43,252.26-15,693.40

Finding the Fourth Proportional to 28,834.84, 43,252.26 and 15,693.40

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Solution

The fourth proportional to 28,834.84, 43,252.26 and 15,693.40 is: 23,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.84 : 43,252.26 = 15,693.40 : x
  2. Step 2: Convert to fraction form
    28,834.84/43,252.26 = 15,693.40/x
  3. Step 3: Cross multiply
    28,834.84x = 43,252.26 × 15,693.40
  4. Step 4: Simplify right side
    28,834.84x = 678,775,017.08
  5. Step 5: Solve for x
    x = 678,775,017.08/28,834.84
  6. Step 6: Final answer
    x = 23,540.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.