Home / 36,208.56-54,312.40-9,913.28

Finding the Fourth Proportional to 36,208.56, 54,312.40 and 9,913.28

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Solution

The fourth proportional to 36,208.56, 54,312.40 and 9,913.28 is: 14,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.56 : 54,312.40 = 9,913.28 : x
  2. Step 2: Convert to fraction form
    36,208.56/54,312.40 = 9,913.28/x
  3. Step 3: Cross multiply
    36,208.56x = 54,312.40 × 9,913.28
  4. Step 4: Simplify right side
    36,208.56x = 538,414,028.67
  5. Step 5: Solve for x
    x = 538,414,028.67/36,208.56
  6. Step 6: Final answer
    x = 14,869.80

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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.