Home / 36,432.90-54,644.76-10,139.67

Finding the Fourth Proportional to 36,432.90, 54,644.76 and 10,139.67

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Solution

The fourth proportional to 36,432.90, 54,644.76 and 10,139.67 is: 15,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.90 : 54,644.76 = 10,139.67 : x
  2. Step 2: Convert to fraction form
    36,432.90/54,644.76 = 10,139.67/x
  3. Step 3: Cross multiply
    36,432.90x = 54,644.76 × 10,139.67
  4. Step 4: Simplify right side
    36,432.90x = 554,079,833.63
  5. Step 5: Solve for x
    x = 554,079,833.63/36,432.90
  6. Step 6: Final answer
    x = 15,208.23

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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.