Home / 14,558.10-21,869.55-14,007.30

Finding the Fourth Proportional to 14,558.10, 21,869.55 and 14,007.30

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Solution

The fourth proportional to 14,558.10, 21,869.55 and 14,007.30 is: 21,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.10 : 21,869.55 = 14,007.30 : x
  2. Step 2: Convert to fraction form
    14,558.10/21,869.55 = 14,007.30/x
  3. Step 3: Cross multiply
    14,558.10x = 21,869.55 × 14,007.30
  4. Step 4: Simplify right side
    14,558.10x = 306,333,347.72
  5. Step 5: Solve for x
    x = 306,333,347.72/14,558.10
  6. Step 6: Final answer
    x = 21,042.12

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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.