Home / 35,403.41-53,105.25-14,343.84

Finding the Fourth Proportional to 35,403.41, 53,105.25 and 14,343.84

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Solution

The fourth proportional to 35,403.41, 53,105.25 and 14,343.84 is: 21,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,403.41 : 53,105.25 = 14,343.84 : x
  2. Step 2: Convert to fraction form
    35,403.41/53,105.25 = 14,343.84/x
  3. Step 3: Cross multiply
    35,403.41x = 53,105.25 × 14,343.84
  4. Step 4: Simplify right side
    35,403.41x = 761,733,209.16
  5. Step 5: Solve for x
    x = 761,733,209.16/35,403.41
  6. Step 6: Final answer
    x = 21,515.82

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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.