Home / 14,148.36-19,525.73-7,861.14

Finding the Fourth Proportional to 14,148.36, 19,525.73 and 7,861.14

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Solution

The fourth proportional to 14,148.36, 19,525.73 and 7,861.14 is: 10,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.36 : 19,525.73 = 7,861.14 : x
  2. Step 2: Convert to fraction form
    14,148.36/19,525.73 = 7,861.14/x
  3. Step 3: Cross multiply
    14,148.36x = 19,525.73 × 7,861.14
  4. Step 4: Simplify right side
    14,148.36x = 153,494,457.83
  5. Step 5: Solve for x
    x = 153,494,457.83/14,148.36
  6. Step 6: Final answer
    x = 10,848.92

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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.