Home / 28,532.82-39,387.91-17,051.79

Finding the Fourth Proportional to 28,532.82, 39,387.91 and 17,051.79

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Solution

The fourth proportional to 28,532.82, 39,387.91 and 17,051.79 is: 23,539.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.82 : 39,387.91 = 17,051.79 : x
  2. Step 2: Convert to fraction form
    28,532.82/39,387.91 = 17,051.79/x
  3. Step 3: Cross multiply
    28,532.82x = 39,387.91 × 17,051.79
  4. Step 4: Simplify right side
    28,532.82x = 671,634,222.15
  5. Step 5: Solve for x
    x = 671,634,222.15/28,532.82
  6. Step 6: Final answer
    x = 23,539.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.