Home / 14,405.17-21,607.76-4,545.22

Finding the Fourth Proportional to 14,405.17, 21,607.76 and 4,545.22

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Solution

The fourth proportional to 14,405.17, 21,607.76 and 4,545.22 is: 6,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.17 : 21,607.76 = 4,545.22 : x
  2. Step 2: Convert to fraction form
    14,405.17/21,607.76 = 4,545.22/x
  3. Step 3: Cross multiply
    14,405.17x = 21,607.76 × 4,545.22
  4. Step 4: Simplify right side
    14,405.17x = 98,212,022.91
  5. Step 5: Solve for x
    x = 98,212,022.91/14,405.17
  6. Step 6: Final answer
    x = 6,817.83

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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.