Home / 26,426.01-36,462.75-15,668.89

Finding the Fourth Proportional to 26,426.01, 36,462.75 and 15,668.89

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Solution

The fourth proportional to 26,426.01, 36,462.75 and 15,668.89 is: 21,620.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.01 : 36,462.75 = 15,668.89 : x
  2. Step 2: Convert to fraction form
    26,426.01/36,462.75 = 15,668.89/x
  3. Step 3: Cross multiply
    26,426.01x = 36,462.75 × 15,668.89
  4. Step 4: Simplify right side
    26,426.01x = 571,330,818.85
  5. Step 5: Solve for x
    x = 571,330,818.85/26,426.01
  6. Step 6: Final answer
    x = 21,620.02

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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.