Home / 35,408.98-48,862.51-19,490.37

Finding the Fourth Proportional to 35,408.98, 48,862.51 and 19,490.37

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Solution

The fourth proportional to 35,408.98, 48,862.51 and 19,490.37 is: 26,895.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.98 : 48,862.51 = 19,490.37 : x
  2. Step 2: Convert to fraction form
    35,408.98/48,862.51 = 19,490.37/x
  3. Step 3: Cross multiply
    35,408.98x = 48,862.51 × 19,490.37
  4. Step 4: Simplify right side
    35,408.98x = 952,348,399.03
  5. Step 5: Solve for x
    x = 952,348,399.03/35,408.98
  6. Step 6: Final answer
    x = 26,895.67

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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.