Home / 23,164.08-34,749.36-9,312

Finding the Fourth Proportional to 23,164.08, 34,749.36 and 9,312

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Solution

The fourth proportional to 23,164.08, 34,749.36 and 9,312 is: 13,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,164.08 : 34,749.36 = 9,312 : x
  2. Step 2: Convert to fraction form
    23,164.08/34,749.36 = 9,312/x
  3. Step 3: Cross multiply
    23,164.08x = 34,749.36 × 9,312
  4. Step 4: Simplify right side
    23,164.08x = 323,586,040.32
  5. Step 5: Solve for x
    x = 323,586,040.32/23,164.08
  6. Step 6: Final answer
    x = 13,969.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.