Home / 14,120.28-19,485.23-7,832.25

Finding the Fourth Proportional to 14,120.28, 19,485.23 and 7,832.25

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Solution

The fourth proportional to 14,120.28, 19,485.23 and 7,832.25 is: 10,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.28 : 19,485.23 = 7,832.25 : x
  2. Step 2: Convert to fraction form
    14,120.28/19,485.23 = 7,832.25/x
  3. Step 3: Cross multiply
    14,120.28x = 19,485.23 × 7,832.25
  4. Step 4: Simplify right side
    14,120.28x = 152,613,153.51
  5. Step 5: Solve for x
    x = 152,613,153.51/14,120.28
  6. Step 6: Final answer
    x = 10,808.08

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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.