Home / 35,729.91-53,583.80-28,693.31

Finding the Fourth Proportional to 35,729.91, 53,583.80 and 28,693.31

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Solution

The fourth proportional to 35,729.91, 53,583.80 and 28,693.31 is: 43,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,729.91 : 53,583.80 = 28,693.31 : x
  2. Step 2: Convert to fraction form
    35,729.91/53,583.80 = 28,693.31/x
  3. Step 3: Cross multiply
    35,729.91x = 53,583.80 × 28,693.31
  4. Step 4: Simplify right side
    35,729.91x = 1,537,496,172.99
  5. Step 5: Solve for x
    x = 1,537,496,172.99/35,729.91
  6. Step 6: Final answer
    x = 43,031.07

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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.