Home / 35,478.72-48,960.36-19,346.94

Finding the Fourth Proportional to 35,478.72, 48,960.36 and 19,346.94

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Solution

The fourth proportional to 35,478.72, 48,960.36 and 19,346.94 is: 26,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.72 : 48,960.36 = 19,346.94 : x
  2. Step 2: Convert to fraction form
    35,478.72/48,960.36 = 19,346.94/x
  3. Step 3: Cross multiply
    35,478.72x = 48,960.36 × 19,346.94
  4. Step 4: Simplify right side
    35,478.72x = 947,233,147.30
  5. Step 5: Solve for x
    x = 947,233,147.30/35,478.72
  6. Step 6: Final answer
    x = 26,698.63

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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.