Home / 14,317.85-19,759.61-8,030.63

Finding the Fourth Proportional to 14,317.85, 19,759.61 and 8,030.63

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Solution

The fourth proportional to 14,317.85, 19,759.61 and 8,030.63 is: 11,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.85 : 19,759.61 = 8,030.63 : x
  2. Step 2: Convert to fraction form
    14,317.85/19,759.61 = 8,030.63/x
  3. Step 3: Cross multiply
    14,317.85x = 19,759.61 × 8,030.63
  4. Step 4: Simplify right side
    14,317.85x = 158,682,038.13
  5. Step 5: Solve for x
    x = 158,682,038.13/14,317.85
  6. Step 6: Final answer
    x = 11,082.82

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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.