Home / 37,647.53-56,459.51-13,628.80

Finding the Fourth Proportional to 37,647.53, 56,459.51 and 13,628.80

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Solution

The fourth proportional to 37,647.53, 56,459.51 and 13,628.80 is: 20,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,647.53 : 56,459.51 = 13,628.80 : x
  2. Step 2: Convert to fraction form
    37,647.53/56,459.51 = 13,628.80/x
  3. Step 3: Cross multiply
    37,647.53x = 56,459.51 × 13,628.80
  4. Step 4: Simplify right side
    37,647.53x = 769,475,423.43
  5. Step 5: Solve for x
    x = 769,475,423.43/37,647.53
  6. Step 6: Final answer
    x = 20,438.94

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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.