Home / 35,886.38-53,811.61-20,898.41

Finding the Fourth Proportional to 35,886.38, 53,811.61 and 20,898.41

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Solution

The fourth proportional to 35,886.38, 53,811.61 and 20,898.41 is: 31,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,886.38 : 53,811.61 = 20,898.41 : x
  2. Step 2: Convert to fraction form
    35,886.38/53,811.61 = 20,898.41/x
  3. Step 3: Cross multiply
    35,886.38x = 53,811.61 × 20,898.41
  4. Step 4: Simplify right side
    35,886.38x = 1,124,576,767.24
  5. Step 5: Solve for x
    x = 1,124,576,767.24/35,886.38
  6. Step 6: Final answer
    x = 31,337.15

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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.