Home / 26,904.60-40,323.30-13,762.20

Finding the Fourth Proportional to 26,904.60, 40,323.30 and 13,762.20

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Solution

The fourth proportional to 26,904.60, 40,323.30 and 13,762.20 is: 20,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.60 : 40,323.30 = 13,762.20 : x
  2. Step 2: Convert to fraction form
    26,904.60/40,323.30 = 13,762.20/x
  3. Step 3: Cross multiply
    26,904.60x = 40,323.30 × 13,762.20
  4. Step 4: Simplify right side
    26,904.60x = 554,937,319.26
  5. Step 5: Solve for x
    x = 554,937,319.26/26,904.60
  6. Step 6: Final answer
    x = 20,626.11

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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.