Home / 29,106.84-43,586.11-19,215.93

Finding the Fourth Proportional to 29,106.84, 43,586.11 and 19,215.93

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Solution

The fourth proportional to 29,106.84, 43,586.11 and 19,215.93 is: 28,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,106.84 : 43,586.11 = 19,215.93 : x
  2. Step 2: Convert to fraction form
    29,106.84/43,586.11 = 19,215.93/x
  3. Step 3: Cross multiply
    29,106.84x = 43,586.11 × 19,215.93
  4. Step 4: Simplify right side
    29,106.84x = 837,547,638.73
  5. Step 5: Solve for x
    x = 837,547,638.73/29,106.84
  6. Step 6: Final answer
    x = 28,774.94

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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.