Home / 27,113.32-37,403.94-15,927.40

Finding the Fourth Proportional to 27,113.32, 37,403.94 and 15,927.40

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Solution

The fourth proportional to 27,113.32, 37,403.94 and 15,927.40 is: 21,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.32 : 37,403.94 = 15,927.40 : x
  2. Step 2: Convert to fraction form
    27,113.32/37,403.94 = 15,927.40/x
  3. Step 3: Cross multiply
    27,113.32x = 37,403.94 × 15,927.40
  4. Step 4: Simplify right side
    27,113.32x = 595,747,513.96
  5. Step 5: Solve for x
    x = 595,747,513.96/27,113.32
  6. Step 6: Final answer
    x = 21,972.50

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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.