Home / 18,508.70-25,541.93-10,010.84

Finding the Fourth Proportional to 18,508.70, 25,541.93 and 10,010.84

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Solution

The fourth proportional to 18,508.70, 25,541.93 and 10,010.84 is: 13,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,508.70 : 25,541.93 = 10,010.84 : x
  2. Step 2: Convert to fraction form
    18,508.70/25,541.93 = 10,010.84/x
  3. Step 3: Cross multiply
    18,508.70x = 25,541.93 × 10,010.84
  4. Step 4: Simplify right side
    18,508.70x = 255,696,071.84
  5. Step 5: Solve for x
    x = 255,696,071.84/18,508.70
  6. Step 6: Final answer
    x = 13,814.91

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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.