Home / 14,215.95-21,316.37-4,352.58

Finding the Fourth Proportional to 14,215.95, 21,316.37 and 4,352.58

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Solution

The fourth proportional to 14,215.95, 21,316.37 and 4,352.58 is: 6,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.95 : 21,316.37 = 4,352.58 : x
  2. Step 2: Convert to fraction form
    14,215.95/21,316.37 = 4,352.58/x
  3. Step 3: Cross multiply
    14,215.95x = 21,316.37 × 4,352.58
  4. Step 4: Simplify right side
    14,215.95x = 92,781,099.15
  5. Step 5: Solve for x
    x = 92,781,099.15/14,215.95
  6. Step 6: Final answer
    x = 6,526.55

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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.