Home / 23,315.04-34,982.88-12,219.07

Finding the Fourth Proportional to 23,315.04, 34,982.88 and 12,219.07

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Solution

The fourth proportional to 23,315.04, 34,982.88 and 12,219.07 is: 18,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.04 : 34,982.88 = 12,219.07 : x
  2. Step 2: Convert to fraction form
    23,315.04/34,982.88 = 12,219.07/x
  3. Step 3: Cross multiply
    23,315.04x = 34,982.88 × 12,219.07
  4. Step 4: Simplify right side
    23,315.04x = 427,458,259.52
  5. Step 5: Solve for x
    x = 427,458,259.52/23,315.04
  6. Step 6: Final answer
    x = 18,334.02

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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.