Home / 13,699.06-20,531.95-5,798.52

Finding the Fourth Proportional to 13,699.06, 20,531.95 and 5,798.52

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Solution

The fourth proportional to 13,699.06, 20,531.95 and 5,798.52 is: 8,690.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699.06 : 20,531.95 = 5,798.52 : x
  2. Step 2: Convert to fraction form
    13,699.06/20,531.95 = 5,798.52/x
  3. Step 3: Cross multiply
    13,699.06x = 20,531.95 × 5,798.52
  4. Step 4: Simplify right side
    13,699.06x = 119,054,908.22
  5. Step 5: Solve for x
    x = 119,054,908.22/13,699.06
  6. Step 6: Final answer
    x = 8,690.74

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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.