Home / 27,132.98-37,440.23-15,804.32

Finding the Fourth Proportional to 27,132.98, 37,440.23 and 15,804.32

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Solution

The fourth proportional to 27,132.98, 37,440.23 and 15,804.32 is: 21,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.98 : 37,440.23 = 15,804.32 : x
  2. Step 2: Convert to fraction form
    27,132.98/37,440.23 = 15,804.32/x
  3. Step 3: Cross multiply
    27,132.98x = 37,440.23 × 15,804.32
  4. Step 4: Simplify right side
    27,132.98x = 591,717,109.57
  5. Step 5: Solve for x
    x = 591,717,109.57/27,132.98
  6. Step 6: Final answer
    x = 21,808.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.