Home / 15,818.76-23,728.89-7,053.72

Finding the Fourth Proportional to 15,818.76, 23,728.89 and 7,053.72

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Solution

The fourth proportional to 15,818.76, 23,728.89 and 7,053.72 is: 10,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.76 : 23,728.89 = 7,053.72 : x
  2. Step 2: Convert to fraction form
    15,818.76/23,728.89 = 7,053.72/x
  3. Step 3: Cross multiply
    15,818.76x = 23,728.89 × 7,053.72
  4. Step 4: Simplify right side
    15,818.76x = 167,376,945.97
  5. Step 5: Solve for x
    x = 167,376,945.97/15,818.76
  6. Step 6: Final answer
    x = 10,580.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.