Home / 34,500.45-47,610-19,187.94

Finding the Fourth Proportional to 34,500.45, 47,610 and 19,187.94

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Solution

The fourth proportional to 34,500.45, 47,610 and 19,187.94 is: 26,479.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,500.45 : 47,610 = 19,187.94 : x
  2. Step 2: Convert to fraction form
    34,500.45/47,610 = 19,187.94/x
  3. Step 3: Cross multiply
    34,500.45x = 47,610 × 19,187.94
  4. Step 4: Simplify right side
    34,500.45x = 913,537,823.40
  5. Step 5: Solve for x
    x = 913,537,823.40/34,500.45
  6. Step 6: Final answer
    x = 26,479.01

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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.