Home / 17,856.45-26,735.47-9,048.31

Finding the Fourth Proportional to 17,856.45, 26,735.47 and 9,048.31

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Solution

The fourth proportional to 17,856.45, 26,735.47 and 9,048.31 is: 13,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.45 : 26,735.47 = 9,048.31 : x
  2. Step 2: Convert to fraction form
    17,856.45/26,735.47 = 9,048.31/x
  3. Step 3: Cross multiply
    17,856.45x = 26,735.47 × 9,048.31
  4. Step 4: Simplify right side
    17,856.45x = 241,910,731.10
  5. Step 5: Solve for x
    x = 241,910,731.10/17,856.45
  6. Step 6: Final answer
    x = 13,547.53

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1.5x scale

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.