Home / 25,900.63-35,747.00-15,834.94

Finding the Fourth Proportional to 25,900.63, 35,747.00 and 15,834.94

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Solution

The fourth proportional to 25,900.63, 35,747.00 and 15,834.94 is: 21,854.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.63 : 35,747.00 = 15,834.94 : x
  2. Step 2: Convert to fraction form
    25,900.63/35,747.00 = 15,834.94/x
  3. Step 3: Cross multiply
    25,900.63x = 35,747.00 × 15,834.94
  4. Step 4: Simplify right side
    25,900.63x = 566,051,491.02
  5. Step 5: Solve for x
    x = 566,051,491.02/25,900.63
  6. Step 6: Final answer
    x = 21,854.74

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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.