Home / 28,590.06-42,539.06-27,875.82

Finding the Fourth Proportional to 28,590.06, 42,539.06 and 27,875.82

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Solution

The fourth proportional to 28,590.06, 42,539.06 and 27,875.82 is: 41,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.06 : 42,539.06 = 27,875.82 : x
  2. Step 2: Convert to fraction form
    28,590.06/42,539.06 = 27,875.82/x
  3. Step 3: Cross multiply
    28,590.06x = 42,539.06 × 27,875.82
  4. Step 4: Simplify right side
    28,590.06x = 1,185,811,040.15
  5. Step 5: Solve for x
    x = 1,185,811,040.15/28,590.06
  6. Step 6: Final answer
    x = 41,476.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.