Home / 31,703.47-43,749.57-17,363.07

Finding the Fourth Proportional to 31,703.47, 43,749.57 and 17,363.07

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Solution

The fourth proportional to 31,703.47, 43,749.57 and 17,363.07 is: 23,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.47 : 43,749.57 = 17,363.07 : x
  2. Step 2: Convert to fraction form
    31,703.47/43,749.57 = 17,363.07/x
  3. Step 3: Cross multiply
    31,703.47x = 43,749.57 × 17,363.07
  4. Step 4: Simplify right side
    31,703.47x = 759,626,875.35
  5. Step 5: Solve for x
    x = 759,626,875.35/31,703.47
  6. Step 6: Final answer
    x = 23,960.37

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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.