Home / 34,719.89-47,913.48-18,804.35

Finding the Fourth Proportional to 34,719.89, 47,913.48 and 18,804.35

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Solution

The fourth proportional to 34,719.89, 47,913.48 and 18,804.35 is: 25,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.89 : 47,913.48 = 18,804.35 : x
  2. Step 2: Convert to fraction form
    34,719.89/47,913.48 = 18,804.35/x
  3. Step 3: Cross multiply
    34,719.89x = 47,913.48 × 18,804.35
  4. Step 4: Simplify right side
    34,719.89x = 900,981,967.42
  5. Step 5: Solve for x
    x = 900,981,967.42/34,719.89
  6. Step 6: Final answer
    x = 25,950.03

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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.