Home / 14,277.43-21,417.57-4,916.21

Finding the Fourth Proportional to 14,277.43, 21,417.57 and 4,916.21

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Solution

The fourth proportional to 14,277.43, 21,417.57 and 4,916.21 is: 7,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.43 : 21,417.57 = 4,916.21 : x
  2. Step 2: Convert to fraction form
    14,277.43/21,417.57 = 4,916.21/x
  3. Step 3: Cross multiply
    14,277.43x = 21,417.57 × 4,916.21
  4. Step 4: Simplify right side
    14,277.43x = 105,293,164.72
  5. Step 5: Solve for x
    x = 105,293,164.72/14,277.43
  6. Step 6: Final answer
    x = 7,374.80

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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.