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Finding the Fourth Proportional to 46,024.70, 69,027.60 and 12,736.40

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Solution

The fourth proportional to 46,024.70, 69,027.60 and 12,736.40 is: 19,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,024.70 : 69,027.60 = 12,736.40 : x
  2. Step 2: Convert to fraction form
    46,024.70/69,027.60 = 12,736.40/x
  3. Step 3: Cross multiply
    46,024.70x = 69,027.60 × 12,736.40
  4. Step 4: Simplify right side
    46,024.70x = 879,163,124.64
  5. Step 5: Solve for x
    x = 879,163,124.64/46,024.70
  6. Step 6: Final answer
    x = 19,101.98

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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.