Home / 14,117.94-19,485.09-7,832.34

Finding the Fourth Proportional to 14,117.94, 19,485.09 and 7,832.34

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Solution

The fourth proportional to 14,117.94, 19,485.09 and 7,832.34 is: 10,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.94 : 19,485.09 = 7,832.34 : x
  2. Step 2: Convert to fraction form
    14,117.94/19,485.09 = 7,832.34/x
  3. Step 3: Cross multiply
    14,117.94x = 19,485.09 × 7,832.34
  4. Step 4: Simplify right side
    14,117.94x = 152,613,849.81
  5. Step 5: Solve for x
    x = 152,613,849.81/14,117.94
  6. Step 6: Final answer
    x = 10,809.92

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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.