Home / 35,808.49-53,708.56-9,515.28

Finding the Fourth Proportional to 35,808.49, 53,708.56 and 9,515.28

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Solution

The fourth proportional to 35,808.49, 53,708.56 and 9,515.28 is: 14,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.49 : 53,708.56 = 9,515.28 : x
  2. Step 2: Convert to fraction form
    35,808.49/53,708.56 = 9,515.28/x
  3. Step 3: Cross multiply
    35,808.49x = 53,708.56 × 9,515.28
  4. Step 4: Simplify right side
    35,808.49x = 511,051,986.80
  5. Step 5: Solve for x
    x = 511,051,986.80/35,808.49
  6. Step 6: Final answer
    x = 14,271.81

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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.