Home / 14,036.85-21,055.23-9,640.98

Finding the Fourth Proportional to 14,036.85, 21,055.23 and 9,640.98

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Solution

The fourth proportional to 14,036.85, 21,055.23 and 9,640.98 is: 14,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.85 : 21,055.23 = 9,640.98 : x
  2. Step 2: Convert to fraction form
    14,036.85/21,055.23 = 9,640.98/x
  3. Step 3: Cross multiply
    14,036.85x = 21,055.23 × 9,640.98
  4. Step 4: Simplify right side
    14,036.85x = 202,993,051.33
  5. Step 5: Solve for x
    x = 202,993,051.33/14,036.85
  6. Step 6: Final answer
    x = 14,461.44

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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.