Home / 37,505.76-56,271.60-14,138.88

Finding the Fourth Proportional to 37,505.76, 56,271.60 and 14,138.88

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Solution

The fourth proportional to 37,505.76, 56,271.60 and 14,138.88 is: 21,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,505.76 : 56,271.60 = 14,138.88 : x
  2. Step 2: Convert to fraction form
    37,505.76/56,271.60 = 14,138.88/x
  3. Step 3: Cross multiply
    37,505.76x = 56,271.60 × 14,138.88
  4. Step 4: Simplify right side
    37,505.76x = 795,617,399.81
  5. Step 5: Solve for x
    x = 795,617,399.81/37,505.76
  6. Step 6: Final answer
    x = 21,213.21

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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.