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Finding the Fourth Proportional to 29,586.80, 44,373.80 and 12,946.80

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Solution

The fourth proportional to 29,586.80, 44,373.80 and 12,946.80 is: 19,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,586.80 : 44,373.80 = 12,946.80 : x
  2. Step 2: Convert to fraction form
    29,586.80/44,373.80 = 12,946.80/x
  3. Step 3: Cross multiply
    29,586.80x = 44,373.80 × 12,946.80
  4. Step 4: Simplify right side
    29,586.80x = 574,498,713.84
  5. Step 5: Solve for x
    x = 574,498,713.84/29,586.80
  6. Step 6: Final answer
    x = 19,417.40

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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.