Home / 35,490.35-48,975.82-19,574.46

Finding the Fourth Proportional to 35,490.35, 48,975.82 and 19,574.46

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Solution

The fourth proportional to 35,490.35, 48,975.82 and 19,574.46 is: 27,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.35 : 48,975.82 = 19,574.46 : x
  2. Step 2: Convert to fraction form
    35,490.35/48,975.82 = 19,574.46/x
  3. Step 3: Cross multiply
    35,490.35x = 48,975.82 × 19,574.46
  4. Step 4: Simplify right side
    35,490.35x = 958,674,984.68
  5. Step 5: Solve for x
    x = 958,674,984.68/35,490.35
  6. Step 6: Final answer
    x = 27,012.28

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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.