Home / 27,364.84-37,758.75-15,875.59

Finding the Fourth Proportional to 27,364.84, 37,758.75 and 15,875.59

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Solution

The fourth proportional to 27,364.84, 37,758.75 and 15,875.59 is: 21,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.84 : 37,758.75 = 15,875.59 : x
  2. Step 2: Convert to fraction form
    27,364.84/37,758.75 = 15,875.59/x
  3. Step 3: Cross multiply
    27,364.84x = 37,758.75 × 15,875.59
  4. Step 4: Simplify right side
    27,364.84x = 599,442,433.91
  5. Step 5: Solve for x
    x = 599,442,433.91/27,364.84
  6. Step 6: Final answer
    x = 21,905.57

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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.