Home / 35,384.28-48,830.40-19,469.70

Finding the Fourth Proportional to 35,384.28, 48,830.40 and 19,469.70

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Solution

The fourth proportional to 35,384.28, 48,830.40 and 19,469.70 is: 26,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.28 : 48,830.40 = 19,469.70 : x
  2. Step 2: Convert to fraction form
    35,384.28/48,830.40 = 19,469.70/x
  3. Step 3: Cross multiply
    35,384.28x = 48,830.40 × 19,469.70
  4. Step 4: Simplify right side
    35,384.28x = 950,713,238.88
  5. Step 5: Solve for x
    x = 950,713,238.88/35,384.28
  6. Step 6: Final answer
    x = 26,868.24

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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.