Home / 35,395.20-48,846.24-19,478.16

Finding the Fourth Proportional to 35,395.20, 48,846.24 and 19,478.16

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Solution

The fourth proportional to 35,395.20, 48,846.24 and 19,478.16 is: 26,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.20 : 48,846.24 = 19,478.16 : x
  2. Step 2: Convert to fraction form
    35,395.20/48,846.24 = 19,478.16/x
  3. Step 3: Cross multiply
    35,395.20x = 48,846.24 × 19,478.16
  4. Step 4: Simplify right side
    35,395.20x = 951,434,878.12
  5. Step 5: Solve for x
    x = 951,434,878.12/35,395.20
  6. Step 6: Final answer
    x = 26,880.34

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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.