Home / 38,936.84-58,384.22-12,277.80

Finding the Fourth Proportional to 38,936.84, 58,384.22 and 12,277.80

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Solution

The fourth proportional to 38,936.84, 58,384.22 and 12,277.80 is: 18,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.84 : 58,384.22 = 12,277.80 : x
  2. Step 2: Convert to fraction form
    38,936.84/58,384.22 = 12,277.80/x
  3. Step 3: Cross multiply
    38,936.84x = 58,384.22 × 12,277.80
  4. Step 4: Simplify right side
    38,936.84x = 716,829,776.32
  5. Step 5: Solve for x
    x = 716,829,776.32/38,936.84
  6. Step 6: Final answer
    x = 18,410.07

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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.