Home / 30,599.36-42,204.48-19,846.88

Finding the Fourth Proportional to 30,599.36, 42,204.48 and 19,846.88

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Solution

The fourth proportional to 30,599.36, 42,204.48 and 19,846.88 is: 27,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.36 : 42,204.48 = 19,846.88 : x
  2. Step 2: Convert to fraction form
    30,599.36/42,204.48 = 19,846.88/x
  3. Step 3: Cross multiply
    30,599.36x = 42,204.48 × 19,846.88
  4. Step 4: Simplify right side
    30,599.36x = 837,627,250.02
  5. Step 5: Solve for x
    x = 837,627,250.02/30,599.36
  6. Step 6: Final answer
    x = 27,374.01

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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.