Home / 35,057.16-48,378.74-19,141.70

Finding the Fourth Proportional to 35,057.16, 48,378.74 and 19,141.70

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Solution

The fourth proportional to 35,057.16, 48,378.74 and 19,141.70 is: 26,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,057.16 : 48,378.74 = 19,141.70 : x
  2. Step 2: Convert to fraction form
    35,057.16/48,378.74 = 19,141.70/x
  3. Step 3: Cross multiply
    35,057.16x = 48,378.74 × 19,141.70
  4. Step 4: Simplify right side
    35,057.16x = 926,050,989.86
  5. Step 5: Solve for x
    x = 926,050,989.86/35,057.16
  6. Step 6: Final answer
    x = 26,415.46

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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.