Home / 15,539.04-23,303.52-5,148

Finding the Fourth Proportional to 15,539.04, 23,303.52 and 5,148

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Solution

The fourth proportional to 15,539.04, 23,303.52 and 5,148 is: 7,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.04 : 23,303.52 = 5,148 : x
  2. Step 2: Convert to fraction form
    15,539.04/23,303.52 = 5,148/x
  3. Step 3: Cross multiply
    15,539.04x = 23,303.52 × 5,148
  4. Step 4: Simplify right side
    15,539.04x = 119,966,520.96
  5. Step 5: Solve for x
    x = 119,966,520.96/15,539.04
  6. Step 6: Final answer
    x = 7,720.33

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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.