Home / 27,210.61-37,538.26-18,248.77

Finding the Fourth Proportional to 27,210.61, 37,538.26 and 18,248.77

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Solution

The fourth proportional to 27,210.61, 37,538.26 and 18,248.77 is: 25,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.61 : 37,538.26 = 18,248.77 : x
  2. Step 2: Convert to fraction form
    27,210.61/37,538.26 = 18,248.77/x
  3. Step 3: Cross multiply
    27,210.61x = 37,538.26 × 18,248.77
  4. Step 4: Simplify right side
    27,210.61x = 685,027,072.94
  5. Step 5: Solve for x
    x = 685,027,072.94/27,210.61
  6. Step 6: Final answer
    x = 25,175.00

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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.