Home / 27,148.86-37,483.68-16,955.40

Finding the Fourth Proportional to 27,148.86, 37,483.68 and 16,955.40

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Solution

The fourth proportional to 27,148.86, 37,483.68 and 16,955.40 is: 23,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.86 : 37,483.68 = 16,955.40 : x
  2. Step 2: Convert to fraction form
    27,148.86/37,483.68 = 16,955.40/x
  3. Step 3: Cross multiply
    27,148.86x = 37,483.68 × 16,955.40
  4. Step 4: Simplify right side
    27,148.86x = 635,550,787.87
  5. Step 5: Solve for x
    x = 635,550,787.87/27,148.86
  6. Step 6: Final answer
    x = 23,409.85

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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.