Home / 23,000.55-34,482.60-12,612.30

Finding the Fourth Proportional to 23,000.55, 34,482.60 and 12,612.30

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Solution

The fourth proportional to 23,000.55, 34,482.60 and 12,612.30 is: 18,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,000.55 : 34,482.60 = 12,612.30 : x
  2. Step 2: Convert to fraction form
    23,000.55/34,482.60 = 12,612.30/x
  3. Step 3: Cross multiply
    23,000.55x = 34,482.60 × 12,612.30
  4. Step 4: Simplify right side
    23,000.55x = 434,904,895.98
  5. Step 5: Solve for x
    x = 434,904,895.98/23,000.55
  6. Step 6: Final answer
    x = 18,908.46

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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.