Home / 35,473.32-48,953.31-19,557.45

Finding the Fourth Proportional to 35,473.32, 48,953.31 and 19,557.45

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Solution

The fourth proportional to 35,473.32, 48,953.31 and 19,557.45 is: 26,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,473.32 : 48,953.31 = 19,557.45 : x
  2. Step 2: Convert to fraction form
    35,473.32/48,953.31 = 19,557.45/x
  3. Step 3: Cross multiply
    35,473.32x = 48,953.31 × 19,557.45
  4. Step 4: Simplify right side
    35,473.32x = 957,401,912.66
  5. Step 5: Solve for x
    x = 957,401,912.66/35,473.32
  6. Step 6: Final answer
    x = 26,989.35

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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.