Home / 14,352.98-21,539.31-5,587.94

Finding the Fourth Proportional to 14,352.98, 21,539.31 and 5,587.94

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Solution

The fourth proportional to 14,352.98, 21,539.31 and 5,587.94 is: 8,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.98 : 21,539.31 = 5,587.94 : x
  2. Step 2: Convert to fraction form
    14,352.98/21,539.31 = 5,587.94/x
  3. Step 3: Cross multiply
    14,352.98x = 21,539.31 × 5,587.94
  4. Step 4: Simplify right side
    14,352.98x = 120,360,371.92
  5. Step 5: Solve for x
    x = 120,360,371.92/14,352.98
  6. Step 6: Final answer
    x = 8,385.74

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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.