Home / 25,785.18-35,580.42-14,453.76

Finding the Fourth Proportional to 25,785.18, 35,580.42 and 14,453.76

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Solution

The fourth proportional to 25,785.18, 35,580.42 and 14,453.76 is: 19,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.18 : 35,580.42 = 14,453.76 : x
  2. Step 2: Convert to fraction form
    25,785.18/35,580.42 = 14,453.76/x
  3. Step 3: Cross multiply
    25,785.18x = 35,580.42 × 14,453.76
  4. Step 4: Simplify right side
    25,785.18x = 514,270,851.38
  5. Step 5: Solve for x
    x = 514,270,851.38/25,785.18
  6. Step 6: Final answer
    x = 19,944.44

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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.