Home / 26,848.08-40,276.80-10,209.60

Finding the Fourth Proportional to 26,848.08, 40,276.80 and 10,209.60

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Solution

The fourth proportional to 26,848.08, 40,276.80 and 10,209.60 is: 15,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,848.08 : 40,276.80 = 10,209.60 : x
  2. Step 2: Convert to fraction form
    26,848.08/40,276.80 = 10,209.60/x
  3. Step 3: Cross multiply
    26,848.08x = 40,276.80 × 10,209.60
  4. Step 4: Simplify right side
    26,848.08x = 411,210,017.28
  5. Step 5: Solve for x
    x = 411,210,017.28/26,848.08
  6. Step 6: Final answer
    x = 15,316.18

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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.