Home / 35,292.26-48,707.18-20,186.33

Finding the Fourth Proportional to 35,292.26, 48,707.18 and 20,186.33

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Solution

The fourth proportional to 35,292.26, 48,707.18 and 20,186.33 is: 27,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,292.26 : 48,707.18 = 20,186.33 : x
  2. Step 2: Convert to fraction form
    35,292.26/48,707.18 = 20,186.33/x
  3. Step 3: Cross multiply
    35,292.26x = 48,707.18 × 20,186.33
  4. Step 4: Simplify right side
    35,292.26x = 983,219,381.08
  5. Step 5: Solve for x
    x = 983,219,381.08/35,292.26
  6. Step 6: Final answer
    x = 27,859.35

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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.