Home / 14,071.01-19,417.14-7,696.40

Finding the Fourth Proportional to 14,071.01, 19,417.14 and 7,696.40

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Solution

The fourth proportional to 14,071.01, 19,417.14 and 7,696.40 is: 10,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.01 : 19,417.14 = 7,696.40 : x
  2. Step 2: Convert to fraction form
    14,071.01/19,417.14 = 7,696.40/x
  3. Step 3: Cross multiply
    14,071.01x = 19,417.14 × 7,696.40
  4. Step 4: Simplify right side
    14,071.01x = 149,442,076.30
  5. Step 5: Solve for x
    x = 149,442,076.30/14,071.01
  6. Step 6: Final answer
    x = 10,620.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.