Home / 14,902.10-22,328.85-12,812.30

Finding the Fourth Proportional to 14,902.10, 22,328.85 and 12,812.30

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Solution

The fourth proportional to 14,902.10, 22,328.85 and 12,812.30 is: 19,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.10 : 22,328.85 = 12,812.30 : x
  2. Step 2: Convert to fraction form
    14,902.10/22,328.85 = 12,812.30/x
  3. Step 3: Cross multiply
    14,902.10x = 22,328.85 × 12,812.30
  4. Step 4: Simplify right side
    14,902.10x = 286,083,924.86
  5. Step 5: Solve for x
    x = 286,083,924.86/14,902.10
  6. Step 6: Final answer
    x = 19,197.56

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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.