Home / 35,331.98-48,759.36-19,417.88

Finding the Fourth Proportional to 35,331.98, 48,759.36 and 19,417.88

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Solution

The fourth proportional to 35,331.98, 48,759.36 and 19,417.88 is: 26,797.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.98 : 48,759.36 = 19,417.88 : x
  2. Step 2: Convert to fraction form
    35,331.98/48,759.36 = 19,417.88/x
  3. Step 3: Cross multiply
    35,331.98x = 48,759.36 × 19,417.88
  4. Step 4: Simplify right side
    35,331.98x = 946,803,401.36
  5. Step 5: Solve for x
    x = 946,803,401.36/35,331.98
  6. Step 6: Final answer
    x = 26,797.35

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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.