Home / 27,095.36-40,646.08-15,405.44

Finding the Fourth Proportional to 27,095.36, 40,646.08 and 15,405.44

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Solution

The fourth proportional to 27,095.36, 40,646.08 and 15,405.44 is: 23,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,095.36 : 40,646.08 = 15,405.44 : x
  2. Step 2: Convert to fraction form
    27,095.36/40,646.08 = 15,405.44/x
  3. Step 3: Cross multiply
    27,095.36x = 40,646.08 × 15,405.44
  4. Step 4: Simplify right side
    27,095.36x = 626,170,746.68
  5. Step 5: Solve for x
    x = 626,170,746.68/27,095.36
  6. Step 6: Final answer
    x = 23,109.89

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1.5x scale

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.