Home / 35,790.65-53,668.67-13,285.81

Finding the Fourth Proportional to 35,790.65, 53,668.67 and 13,285.81

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Solution

The fourth proportional to 35,790.65, 53,668.67 and 13,285.81 is: 19,922.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.65 : 53,668.67 = 13,285.81 : x
  2. Step 2: Convert to fraction form
    35,790.65/53,668.67 = 13,285.81/x
  3. Step 3: Cross multiply
    35,790.65x = 53,668.67 × 13,285.81
  4. Step 4: Simplify right side
    35,790.65x = 713,031,752.57
  5. Step 5: Solve for x
    x = 713,031,752.57/35,790.65
  6. Step 6: Final answer
    x = 19,922.29

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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.