Home / 35,964.99-53,948.00-13,779.50

Finding the Fourth Proportional to 35,964.99, 53,948.00 and 13,779.50

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Solution

The fourth proportional to 35,964.99, 53,948.00 and 13,779.50 is: 20,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,964.99 : 53,948.00 = 13,779.50 : x
  2. Step 2: Convert to fraction form
    35,964.99/53,948.00 = 13,779.50/x
  3. Step 3: Cross multiply
    35,964.99x = 53,948.00 × 13,779.50
  4. Step 4: Simplify right side
    35,964.99x = 743,376,230.71
  5. Step 5: Solve for x
    x = 743,376,230.71/35,964.99
  6. Step 6: Final answer
    x = 20,669.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.