Home / 28,985.09-43,476.82-9,264.83

Finding the Fourth Proportional to 28,985.09, 43,476.82 and 9,264.83

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Solution

The fourth proportional to 28,985.09, 43,476.82 and 9,264.83 is: 13,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,985.09 : 43,476.82 = 9,264.83 : x
  2. Step 2: Convert to fraction form
    28,985.09/43,476.82 = 9,264.83/x
  3. Step 3: Cross multiply
    28,985.09x = 43,476.82 × 9,264.83
  4. Step 4: Simplify right side
    28,985.09x = 402,805,105.69
  5. Step 5: Solve for x
    x = 402,805,105.69/28,985.09
  6. Step 6: Final answer
    x = 13,896.98

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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.