Home / 34,715.54-47,907.91-19,401.41

Finding the Fourth Proportional to 34,715.54, 47,907.91 and 19,401.41

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Solution

The fourth proportional to 34,715.54, 47,907.91 and 19,401.41 is: 26,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,715.54 : 47,907.91 = 19,401.41 : x
  2. Step 2: Convert to fraction form
    34,715.54/47,907.91 = 19,401.41/x
  3. Step 3: Cross multiply
    34,715.54x = 47,907.91 × 19,401.41
  4. Step 4: Simplify right side
    34,715.54x = 929,480,971.67
  5. Step 5: Solve for x
    x = 929,480,971.67/34,715.54
  6. Step 6: Final answer
    x = 26,774.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.