Home / 35,274.46-48,678.56-19,358.57

Finding the Fourth Proportional to 35,274.46, 48,678.56 and 19,358.57

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Solution

The fourth proportional to 35,274.46, 48,678.56 and 19,358.57 is: 26,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.46 : 48,678.56 = 19,358.57 : x
  2. Step 2: Convert to fraction form
    35,274.46/48,678.56 = 19,358.57/x
  3. Step 3: Cross multiply
    35,274.46x = 48,678.56 × 19,358.57
  4. Step 4: Simplify right side
    35,274.46x = 942,347,311.26
  5. Step 5: Solve for x
    x = 942,347,311.26/35,274.46
  6. Step 6: Final answer
    x = 26,714.72

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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.