Home / 23,328.53-34,823.04-20,376.08

Finding the Fourth Proportional to 23,328.53, 34,823.04 and 20,376.08

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Solution

The fourth proportional to 23,328.53, 34,823.04 and 20,376.08 is: 30,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328.53 : 34,823.04 = 20,376.08 : x
  2. Step 2: Convert to fraction form
    23,328.53/34,823.04 = 20,376.08/x
  3. Step 3: Cross multiply
    23,328.53x = 34,823.04 × 20,376.08
  4. Step 4: Simplify right side
    23,328.53x = 709,557,048.88
  5. Step 5: Solve for x
    x = 709,557,048.88/23,328.53
  6. Step 6: Final answer
    x = 30,415.85

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1.5x scale

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.