Home / 18,125.76-25,013.50-10,060.65

Finding the Fourth Proportional to 18,125.76, 25,013.50 and 10,060.65

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Solution

The fourth proportional to 18,125.76, 25,013.50 and 10,060.65 is: 13,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.76 : 25,013.50 = 10,060.65 : x
  2. Step 2: Convert to fraction form
    18,125.76/25,013.50 = 10,060.65/x
  3. Step 3: Cross multiply
    18,125.76x = 25,013.50 × 10,060.65
  4. Step 4: Simplify right side
    18,125.76x = 251,652,068.78
  5. Step 5: Solve for x
    x = 251,652,068.78/18,125.76
  6. Step 6: Final answer
    x = 13,883.67

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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.