Home / 25,826.85-35,640-14,496.57

Finding the Fourth Proportional to 25,826.85, 35,640 and 14,496.57

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Solution

The fourth proportional to 25,826.85, 35,640 and 14,496.57 is: 20,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.85 : 35,640 = 14,496.57 : x
  2. Step 2: Convert to fraction form
    25,826.85/35,640 = 14,496.57/x
  3. Step 3: Cross multiply
    25,826.85x = 35,640 × 14,496.57
  4. Step 4: Simplify right side
    25,826.85x = 516,657,754.80
  5. Step 5: Solve for x
    x = 516,657,754.80/25,826.85
  6. Step 6: Final answer
    x = 20,004.68

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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.