Home / 35,135.10-48,486.04-19,219.36

Finding the Fourth Proportional to 35,135.10, 48,486.04 and 19,219.36

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Solution

The fourth proportional to 35,135.10, 48,486.04 and 19,219.36 is: 26,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.10 : 48,486.04 = 19,219.36 : x
  2. Step 2: Convert to fraction form
    35,135.10/48,486.04 = 19,219.36/x
  3. Step 3: Cross multiply
    35,135.10x = 48,486.04 × 19,219.36
  4. Step 4: Simplify right side
    35,135.10x = 931,870,687.49
  5. Step 5: Solve for x
    x = 931,870,687.49/35,135.10
  6. Step 6: Final answer
    x = 26,522.50

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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.