Home / 28,239.00-42,424.68-26,643.17

Finding the Fourth Proportional to 28,239.00, 42,424.68 and 26,643.17

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Solution

The fourth proportional to 28,239.00, 42,424.68 and 26,643.17 is: 40,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,239.00 : 42,424.68 = 26,643.17 : x
  2. Step 2: Convert to fraction form
    28,239.00/42,424.68 = 26,643.17/x
  3. Step 3: Cross multiply
    28,239.00x = 42,424.68 × 26,643.17
  4. Step 4: Simplify right side
    28,239.00x = 1,130,328,167.41
  5. Step 5: Solve for x
    x = 1,130,328,167.41/28,239.00
  6. Step 6: Final answer
    x = 40,027.21

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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.