Home / 28,365.67-42,548.50-7,588.63

Finding the Fourth Proportional to 28,365.67, 42,548.50 and 7,588.63

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Solution

The fourth proportional to 28,365.67, 42,548.50 and 7,588.63 is: 11,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,365.67 : 42,548.50 = 7,588.63 : x
  2. Step 2: Convert to fraction form
    28,365.67/42,548.50 = 7,588.63/x
  3. Step 3: Cross multiply
    28,365.67x = 42,548.50 × 7,588.63
  4. Step 4: Simplify right side
    28,365.67x = 322,884,823.56
  5. Step 5: Solve for x
    x = 322,884,823.56/28,365.67
  6. Step 6: Final answer
    x = 11,382.94

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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.