Home / 14,173.19-19,559.01-7,885.56

Finding the Fourth Proportional to 14,173.19, 19,559.01 and 7,885.56

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Solution

The fourth proportional to 14,173.19, 19,559.01 and 7,885.56 is: 10,882.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.19 : 19,559.01 = 7,885.56 : x
  2. Step 2: Convert to fraction form
    14,173.19/19,559.01 = 7,885.56/x
  3. Step 3: Cross multiply
    14,173.19x = 19,559.01 × 7,885.56
  4. Step 4: Simplify right side
    14,173.19x = 154,233,746.90
  5. Step 5: Solve for x
    x = 154,233,746.90/14,173.19
  6. Step 6: Final answer
    x = 10,882.08

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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.