Home / 35,279.80-48,686.08-19,364.28

Finding the Fourth Proportional to 35,279.80, 48,686.08 and 19,364.28

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Solution

The fourth proportional to 35,279.80, 48,686.08 and 19,364.28 is: 26,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.80 : 48,686.08 = 19,364.28 : x
  2. Step 2: Convert to fraction form
    35,279.80/48,686.08 = 19,364.28/x
  3. Step 3: Cross multiply
    35,279.80x = 48,686.08 × 19,364.28
  4. Step 4: Simplify right side
    35,279.80x = 942,770,885.22
  5. Step 5: Solve for x
    x = 942,770,885.22/35,279.80
  6. Step 6: Final answer
    x = 26,722.68

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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.