Home / 55,722.48-83,581.56-14,170.56

Finding the Fourth Proportional to 55,722.48, 83,581.56 and 14,170.56

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Solution

The fourth proportional to 55,722.48, 83,581.56 and 14,170.56 is: 21,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,722.48 : 83,581.56 = 14,170.56 : x
  2. Step 2: Convert to fraction form
    55,722.48/83,581.56 = 14,170.56/x
  3. Step 3: Cross multiply
    55,722.48x = 83,581.56 × 14,170.56
  4. Step 4: Simplify right side
    55,722.48x = 1,184,397,510.87
  5. Step 5: Solve for x
    x = 1,184,397,510.87/55,722.48
  6. Step 6: Final answer
    x = 21,255.29

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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.