Home / 35,134.36-48,484.78-19,218.67

Finding the Fourth Proportional to 35,134.36, 48,484.78 and 19,218.67

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Solution

The fourth proportional to 35,134.36, 48,484.78 and 19,218.67 is: 26,521.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.36 : 48,484.78 = 19,218.67 : x
  2. Step 2: Convert to fraction form
    35,134.36/48,484.78 = 19,218.67/x
  3. Step 3: Cross multiply
    35,134.36x = 48,484.78 × 19,218.67
  4. Step 4: Simplify right side
    35,134.36x = 931,812,986.84
  5. Step 5: Solve for x
    x = 931,812,986.84/35,134.36
  6. Step 6: Final answer
    x = 26,521.42

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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.