Home / 27,528.98-37,984.48-19,017.70

Finding the Fourth Proportional to 27,528.98, 37,984.48 and 19,017.70

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Solution

The fourth proportional to 27,528.98, 37,984.48 and 19,017.70 is: 26,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,528.98 : 37,984.48 = 19,017.70 : x
  2. Step 2: Convert to fraction form
    27,528.98/37,984.48 = 19,017.70/x
  3. Step 3: Cross multiply
    27,528.98x = 37,984.48 × 19,017.70
  4. Step 4: Simplify right side
    27,528.98x = 722,377,302.79
  5. Step 5: Solve for x
    x = 722,377,302.79/27,528.98
  6. Step 6: Final answer
    x = 26,240.62

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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.