Home / 37,621.37-56,426.30-9,921.53

Finding the Fourth Proportional to 37,621.37, 56,426.30 and 9,921.53

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Solution

The fourth proportional to 37,621.37, 56,426.30 and 9,921.53 is: 14,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,621.37 : 56,426.30 = 9,921.53 : x
  2. Step 2: Convert to fraction form
    37,621.37/56,426.30 = 9,921.53/x
  3. Step 3: Cross multiply
    37,621.37x = 56,426.30 × 9,921.53
  4. Step 4: Simplify right side
    37,621.37x = 559,835,178.63
  5. Step 5: Solve for x
    x = 559,835,178.63/37,621.37
  6. Step 6: Final answer
    x = 14,880.78

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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.