Home / 34,090.96-47,044.92-18,986.08

Finding the Fourth Proportional to 34,090.96, 47,044.92 and 18,986.08

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Solution

The fourth proportional to 34,090.96, 47,044.92 and 18,986.08 is: 26,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.96 : 47,044.92 = 18,986.08 : x
  2. Step 2: Convert to fraction form
    34,090.96/47,044.92 = 18,986.08/x
  3. Step 3: Cross multiply
    34,090.96x = 47,044.92 × 18,986.08
  4. Step 4: Simplify right side
    34,090.96x = 893,198,614.71
  5. Step 5: Solve for x
    x = 893,198,614.71/34,090.96
  6. Step 6: Final answer
    x = 26,200.45

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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.