Home / 42,623.84-63,942.91-13,034.74

Finding the Fourth Proportional to 42,623.84, 63,942.91 and 13,034.74

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Solution

The fourth proportional to 42,623.84, 63,942.91 and 13,034.74 is: 19,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.84 : 63,942.91 = 13,034.74 : x
  2. Step 2: Convert to fraction form
    42,623.84/63,942.91 = 13,034.74/x
  3. Step 3: Cross multiply
    42,623.84x = 63,942.91 × 13,034.74
  4. Step 4: Simplify right side
    42,623.84x = 833,479,206.69
  5. Step 5: Solve for x
    x = 833,479,206.69/42,623.84
  6. Step 6: Final answer
    x = 19,554.30

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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.