Home / 38,666.52-58,022.10-20,897.24

Finding the Fourth Proportional to 38,666.52, 58,022.10 and 20,897.24

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Solution

The fourth proportional to 38,666.52, 58,022.10 and 20,897.24 is: 31,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666.52 : 58,022.10 = 20,897.24 : x
  2. Step 2: Convert to fraction form
    38,666.52/58,022.10 = 20,897.24/x
  3. Step 3: Cross multiply
    38,666.52x = 58,022.10 × 20,897.24
  4. Step 4: Simplify right side
    38,666.52x = 1,212,501,749.00
  5. Step 5: Solve for x
    x = 1,212,501,749.00/38,666.52
  6. Step 6: Final answer
    x = 31,357.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.