Home / 28,623.11-42,705.03-25,465.64

Finding the Fourth Proportional to 28,623.11, 42,705.03 and 25,465.64

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Solution

The fourth proportional to 28,623.11, 42,705.03 and 25,465.64 is: 37,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623.11 : 42,705.03 = 25,465.64 : x
  2. Step 2: Convert to fraction form
    28,623.11/42,705.03 = 25,465.64/x
  3. Step 3: Cross multiply
    28,623.11x = 42,705.03 × 25,465.64
  4. Step 4: Simplify right side
    28,623.11x = 1,087,510,706.64
  5. Step 5: Solve for x
    x = 1,087,510,706.64/28,623.11
  6. Step 6: Final answer
    x = 37,994.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.