Home / 39,999.67-59,953.31-15,023.78

Finding the Fourth Proportional to 39,999.67, 59,953.31 and 15,023.78

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Solution

The fourth proportional to 39,999.67, 59,953.31 and 15,023.78 is: 22,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,999.67 : 59,953.31 = 15,023.78 : x
  2. Step 2: Convert to fraction form
    39,999.67/59,953.31 = 15,023.78/x
  3. Step 3: Cross multiply
    39,999.67x = 59,953.31 × 15,023.78
  4. Step 4: Simplify right side
    39,999.67x = 900,725,330.50
  5. Step 5: Solve for x
    x = 900,725,330.50/39,999.67
  6. Step 6: Final answer
    x = 22,518.32

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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.