Home / 27,516.04-37,973.04-15,579.12

Finding the Fourth Proportional to 27,516.04, 37,973.04 and 15,579.12

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Solution

The fourth proportional to 27,516.04, 37,973.04 and 15,579.12 is: 21,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516.04 : 37,973.04 = 15,579.12 : x
  2. Step 2: Convert to fraction form
    27,516.04/37,973.04 = 15,579.12/x
  3. Step 3: Cross multiply
    27,516.04x = 37,973.04 × 15,579.12
  4. Step 4: Simplify right side
    27,516.04x = 591,586,641.86
  5. Step 5: Solve for x
    x = 591,586,641.86/27,516.04
  6. Step 6: Final answer
    x = 21,499.70

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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.