Home / 14,861.24-22,256.70-12,902.78

Finding the Fourth Proportional to 14,861.24, 22,256.70 and 12,902.78

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Solution

The fourth proportional to 14,861.24, 22,256.70 and 12,902.78 is: 19,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.24 : 22,256.70 = 12,902.78 : x
  2. Step 2: Convert to fraction form
    14,861.24/22,256.70 = 12,902.78/x
  3. Step 3: Cross multiply
    14,861.24x = 22,256.70 × 12,902.78
  4. Step 4: Simplify right side
    14,861.24x = 287,173,303.63
  5. Step 5: Solve for x
    x = 287,173,303.63/14,861.24
  6. Step 6: Final answer
    x = 19,323.64

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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.