Home / 23,478.10-35,192.67-12,397.30

Finding the Fourth Proportional to 23,478.10, 35,192.67 and 12,397.30

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Solution

The fourth proportional to 23,478.10, 35,192.67 and 12,397.30 is: 18,583.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478.10 : 35,192.67 = 12,397.30 : x
  2. Step 2: Convert to fraction form
    23,478.10/35,192.67 = 12,397.30/x
  3. Step 3: Cross multiply
    23,478.10x = 35,192.67 × 12,397.30
  4. Step 4: Simplify right side
    23,478.10x = 436,294,087.79
  5. Step 5: Solve for x
    x = 436,294,087.79/23,478.10
  6. Step 6: Final answer
    x = 18,583.02

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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.