Home / 38,803.46-53,551.13-25,386.21

Finding the Fourth Proportional to 38,803.46, 53,551.13 and 25,386.21

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Solution

The fourth proportional to 38,803.46, 53,551.13 and 25,386.21 is: 35,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,803.46 : 53,551.13 = 25,386.21 : x
  2. Step 2: Convert to fraction form
    38,803.46/53,551.13 = 25,386.21/x
  3. Step 3: Cross multiply
    38,803.46x = 53,551.13 × 25,386.21
  4. Step 4: Simplify right side
    38,803.46x = 1,359,460,104.99
  5. Step 5: Solve for x
    x = 1,359,460,104.99/38,803.46
  6. Step 6: Final answer
    x = 35,034.51

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Double scale
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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.