Home / 31,259.58-43,127.53-17,821.14

Finding the Fourth Proportional to 31,259.58, 43,127.53 and 17,821.14

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Solution

The fourth proportional to 31,259.58, 43,127.53 and 17,821.14 is: 24,587.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.58 : 43,127.53 = 17,821.14 : x
  2. Step 2: Convert to fraction form
    31,259.58/43,127.53 = 17,821.14/x
  3. Step 3: Cross multiply
    31,259.58x = 43,127.53 × 17,821.14
  4. Step 4: Simplify right side
    31,259.58x = 768,581,749.98
  5. Step 5: Solve for x
    x = 768,581,749.98/31,259.58
  6. Step 6: Final answer
    x = 24,587.08

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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.