Home / 13,295.16-19,920.78-5,888.52

Finding the Fourth Proportional to 13,295.16, 19,920.78 and 5,888.52

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Solution

The fourth proportional to 13,295.16, 19,920.78 and 5,888.52 is: 8,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.16 : 19,920.78 = 5,888.52 : x
  2. Step 2: Convert to fraction form
    13,295.16/19,920.78 = 5,888.52/x
  3. Step 3: Cross multiply
    13,295.16x = 19,920.78 × 5,888.52
  4. Step 4: Simplify right side
    13,295.16x = 117,303,911.45
  5. Step 5: Solve for x
    x = 117,303,911.45/13,295.16
  6. Step 6: Final answer
    x = 8,823.05

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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.