Home / 27,330.63-37,718.97-15,999.45

Finding the Fourth Proportional to 27,330.63, 37,718.97 and 15,999.45

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Solution

The fourth proportional to 27,330.63, 37,718.97 and 15,999.45 is: 22,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.63 : 37,718.97 = 15,999.45 : x
  2. Step 2: Convert to fraction form
    27,330.63/37,718.97 = 15,999.45/x
  3. Step 3: Cross multiply
    27,330.63x = 37,718.97 × 15,999.45
  4. Step 4: Simplify right side
    27,330.63x = 603,482,774.57
  5. Step 5: Solve for x
    x = 603,482,774.57/27,330.63
  6. Step 6: Final answer
    x = 22,080.82

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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.