Home / 26,507.54-39,762.52-18,750.98

Finding the Fourth Proportional to 26,507.54, 39,762.52 and 18,750.98

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Solution

The fourth proportional to 26,507.54, 39,762.52 and 18,750.98 is: 28,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,507.54 : 39,762.52 = 18,750.98 : x
  2. Step 2: Convert to fraction form
    26,507.54/39,762.52 = 18,750.98/x
  3. Step 3: Cross multiply
    26,507.54x = 39,762.52 × 18,750.98
  4. Step 4: Simplify right side
    26,507.54x = 745,585,971.58
  5. Step 5: Solve for x
    x = 745,585,971.58/26,507.54
  6. Step 6: Final answer
    x = 28,127.32

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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.