Home / 14,133.08-19,504.32-7,845.50

Finding the Fourth Proportional to 14,133.08, 19,504.32 and 7,845.50

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Solution

The fourth proportional to 14,133.08, 19,504.32 and 7,845.50 is: 10,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.08 : 19,504.32 = 7,845.50 : x
  2. Step 2: Convert to fraction form
    14,133.08/19,504.32 = 7,845.50/x
  3. Step 3: Cross multiply
    14,133.08x = 19,504.32 × 7,845.50
  4. Step 4: Simplify right side
    14,133.08x = 153,021,142.56
  5. Step 5: Solve for x
    x = 153,021,142.56/14,133.08
  6. Step 6: Final answer
    x = 10,827.16

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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.