Home / 35,415.18-48,872.43-19,499.22

Finding the Fourth Proportional to 35,415.18, 48,872.43 and 19,499.22

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Solution

The fourth proportional to 35,415.18, 48,872.43 and 19,499.22 is: 26,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,415.18 : 48,872.43 = 19,499.22 : x
  2. Step 2: Convert to fraction form
    35,415.18/48,872.43 = 19,499.22/x
  3. Step 3: Cross multiply
    35,415.18x = 48,872.43 × 19,499.22
  4. Step 4: Simplify right side
    35,415.18x = 952,974,264.50
  5. Step 5: Solve for x
    x = 952,974,264.50/35,415.18
  6. Step 6: Final answer
    x = 26,908.64

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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.