Home / 29,298.56-43,946.01-12,646.89

Finding the Fourth Proportional to 29,298.56, 43,946.01 and 12,646.89

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Solution

The fourth proportional to 29,298.56, 43,946.01 and 12,646.89 is: 18,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,298.56 : 43,946.01 = 12,646.89 : x
  2. Step 2: Convert to fraction form
    29,298.56/43,946.01 = 12,646.89/x
  3. Step 3: Cross multiply
    29,298.56x = 43,946.01 × 12,646.89
  4. Step 4: Simplify right side
    29,298.56x = 555,780,354.41
  5. Step 5: Solve for x
    x = 555,780,354.41/29,298.56
  6. Step 6: Final answer
    x = 18,969.55

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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.