Home / 14,015.98-19,343.80-8,047.52

Finding the Fourth Proportional to 14,015.98, 19,343.80 and 8,047.52

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Solution

The fourth proportional to 14,015.98, 19,343.80 and 8,047.52 is: 11,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.98 : 19,343.80 = 8,047.52 : x
  2. Step 2: Convert to fraction form
    14,015.98/19,343.80 = 8,047.52/x
  3. Step 3: Cross multiply
    14,015.98x = 19,343.80 × 8,047.52
  4. Step 4: Simplify right side
    14,015.98x = 155,669,577.14
  5. Step 5: Solve for x
    x = 155,669,577.14/14,015.98
  6. Step 6: Final answer
    x = 11,106.58

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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.