Home / 39,500.34-54,510.48-21,595.41

Finding the Fourth Proportional to 39,500.34, 54,510.48 and 21,595.41

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Solution

The fourth proportional to 39,500.34, 54,510.48 and 21,595.41 is: 29,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,500.34 : 54,510.48 = 21,595.41 : x
  2. Step 2: Convert to fraction form
    39,500.34/54,510.48 = 21,595.41/x
  3. Step 3: Cross multiply
    39,500.34x = 54,510.48 × 21,595.41
  4. Step 4: Simplify right side
    39,500.34x = 1,177,176,164.90
  5. Step 5: Solve for x
    x = 1,177,176,164.90/39,500.34
  6. Step 6: Final answer
    x = 29,801.67

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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.