Home / 38,085.77-52,561.59-21,094.15

Finding the Fourth Proportional to 38,085.77, 52,561.59 and 21,094.15

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Solution

The fourth proportional to 38,085.77, 52,561.59 and 21,094.15 is: 29,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,085.77 : 52,561.59 = 21,094.15 : x
  2. Step 2: Convert to fraction form
    38,085.77/52,561.59 = 21,094.15/x
  3. Step 3: Cross multiply
    38,085.77x = 52,561.59 × 21,094.15
  4. Step 4: Simplify right side
    38,085.77x = 1,108,741,932.29
  5. Step 5: Solve for x
    x = 1,108,741,932.29/38,085.77
  6. Step 6: Final answer
    x = 29,111.71

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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.