Home / 34,080.05-47,031.59-18,768.23

Finding the Fourth Proportional to 34,080.05, 47,031.59 and 18,768.23

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Solution

The fourth proportional to 34,080.05, 47,031.59 and 18,768.23 is: 25,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.05 : 47,031.59 = 18,768.23 : x
  2. Step 2: Convert to fraction form
    34,080.05/47,031.59 = 18,768.23/x
  3. Step 3: Cross multiply
    34,080.05x = 47,031.59 × 18,768.23
  4. Step 4: Simplify right side
    34,080.05x = 882,699,698.39
  5. Step 5: Solve for x
    x = 882,699,698.39/34,080.05
  6. Step 6: Final answer
    x = 25,900.77

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Double scale
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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.