Home / 21,095.52-31,632.60-7,050.54

Finding the Fourth Proportional to 21,095.52, 31,632.60 and 7,050.54

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Solution

The fourth proportional to 21,095.52, 31,632.60 and 7,050.54 is: 10,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095.52 : 31,632.60 = 7,050.54 : x
  2. Step 2: Convert to fraction form
    21,095.52/31,632.60 = 7,050.54/x
  3. Step 3: Cross multiply
    21,095.52x = 31,632.60 × 7,050.54
  4. Step 4: Simplify right side
    21,095.52x = 223,026,911.60
  5. Step 5: Solve for x
    x = 223,026,911.60/21,095.52
  6. Step 6: Final answer
    x = 10,572.24

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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.