Home / 34,314.42-47,383.45-21,588.81

Finding the Fourth Proportional to 34,314.42, 47,383.45 and 21,588.81

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Solution

The fourth proportional to 34,314.42, 47,383.45 and 21,588.81 is: 29,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314.42 : 47,383.45 = 21,588.81 : x
  2. Step 2: Convert to fraction form
    34,314.42/47,383.45 = 21,588.81/x
  3. Step 3: Cross multiply
    34,314.42x = 47,383.45 × 21,588.81
  4. Step 4: Simplify right side
    34,314.42x = 1,022,952,334.07
  5. Step 5: Solve for x
    x = 1,022,952,334.07/34,314.42
  6. Step 6: Final answer
    x = 29,811.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.