Home / 38,676.20-58,019.70-16,489.40

Finding the Fourth Proportional to 38,676.20, 58,019.70 and 16,489.40

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Solution

The fourth proportional to 38,676.20, 58,019.70 and 16,489.40 is: 24,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,676.20 : 58,019.70 = 16,489.40 : x
  2. Step 2: Convert to fraction form
    38,676.20/58,019.70 = 16,489.40/x
  3. Step 3: Cross multiply
    38,676.20x = 58,019.70 × 16,489.40
  4. Step 4: Simplify right side
    38,676.20x = 956,710,041.18
  5. Step 5: Solve for x
    x = 956,710,041.18/38,676.20
  6. Step 6: Final answer
    x = 24,736.40

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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.