Home / 35,135.36-48,486.16-19,219.67

Finding the Fourth Proportional to 35,135.36, 48,486.16 and 19,219.67

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Solution

The fourth proportional to 35,135.36, 48,486.16 and 19,219.67 is: 26,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.36 : 48,486.16 = 19,219.67 : x
  2. Step 2: Convert to fraction form
    35,135.36/48,486.16 = 19,219.67/x
  3. Step 3: Cross multiply
    35,135.36x = 48,486.16 × 19,219.67
  4. Step 4: Simplify right side
    35,135.36x = 931,887,994.77
  5. Step 5: Solve for x
    x = 931,887,994.77/35,135.36
  6. Step 6: Final answer
    x = 26,522.80

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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.