Home / 14,038.79-21,058.11-5,716.85

Finding the Fourth Proportional to 14,038.79, 21,058.11 and 5,716.85

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Solution

The fourth proportional to 14,038.79, 21,058.11 and 5,716.85 is: 8,575.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.79 : 21,058.11 = 5,716.85 : x
  2. Step 2: Convert to fraction form
    14,038.79/21,058.11 = 5,716.85/x
  3. Step 3: Cross multiply
    14,038.79x = 21,058.11 × 5,716.85
  4. Step 4: Simplify right side
    14,038.79x = 120,385,950.86
  5. Step 5: Solve for x
    x = 120,385,950.86/14,038.79
  6. Step 6: Final answer
    x = 8,575.24

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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.