Home / 34,888.81-48,145.10-19,782.50

Finding the Fourth Proportional to 34,888.81, 48,145.10 and 19,782.50

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Solution

The fourth proportional to 34,888.81, 48,145.10 and 19,782.50 is: 27,299.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,888.81 : 48,145.10 = 19,782.50 : x
  2. Step 2: Convert to fraction form
    34,888.81/48,145.10 = 19,782.50/x
  3. Step 3: Cross multiply
    34,888.81x = 48,145.10 × 19,782.50
  4. Step 4: Simplify right side
    34,888.81x = 952,430,369.84
  5. Step 5: Solve for x
    x = 952,430,369.84/34,888.81
  6. Step 6: Final answer
    x = 27,299.02

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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.