Home / 35,681.04-53,554.77-18,163.98

Finding the Fourth Proportional to 35,681.04, 53,554.77 and 18,163.98

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Solution

The fourth proportional to 35,681.04, 53,554.77 and 18,163.98 is: 27,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.04 : 53,554.77 = 18,163.98 : x
  2. Step 2: Convert to fraction form
    35,681.04/53,554.77 = 18,163.98/x
  3. Step 3: Cross multiply
    35,681.04x = 53,554.77 × 18,163.98
  4. Step 4: Simplify right side
    35,681.04x = 972,767,771.18
  5. Step 5: Solve for x
    x = 972,767,771.18/35,681.04
  6. Step 6: Final answer
    x = 27,262.88

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1.5x scale

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.