Home / 14,316.40-21,473.40-4,455.52

Finding the Fourth Proportional to 14,316.40, 21,473.40 and 4,455.52

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Solution

The fourth proportional to 14,316.40, 21,473.40 and 4,455.52 is: 6,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.40 : 21,473.40 = 4,455.52 : x
  2. Step 2: Convert to fraction form
    14,316.40/21,473.40 = 4,455.52/x
  3. Step 3: Cross multiply
    14,316.40x = 21,473.40 × 4,455.52
  4. Step 4: Simplify right side
    14,316.40x = 95,675,163.17
  5. Step 5: Solve for x
    x = 95,675,163.17/14,316.40
  6. Step 6: Final answer
    x = 6,682.91

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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.