Home / 34,911.79-48,178.53-18,996.19

Finding the Fourth Proportional to 34,911.79, 48,178.53 and 18,996.19

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Solution

The fourth proportional to 34,911.79, 48,178.53 and 18,996.19 is: 26,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,911.79 : 48,178.53 = 18,996.19 : x
  2. Step 2: Convert to fraction form
    34,911.79/48,178.53 = 18,996.19/x
  3. Step 3: Cross multiply
    34,911.79x = 48,178.53 × 18,996.19
  4. Step 4: Simplify right side
    34,911.79x = 915,208,389.35
  5. Step 5: Solve for x
    x = 915,208,389.35/34,911.79
  6. Step 6: Final answer
    x = 26,214.88

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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.