Home / 25,765.80-35,556.17-14,435.76

Finding the Fourth Proportional to 25,765.80, 35,556.17 and 14,435.76

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Solution

The fourth proportional to 25,765.80, 35,556.17 and 14,435.76 is: 19,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,765.80 : 35,556.17 = 14,435.76 : x
  2. Step 2: Convert to fraction form
    25,765.80/35,556.17 = 14,435.76/x
  3. Step 3: Cross multiply
    25,765.80x = 35,556.17 × 14,435.76
  4. Step 4: Simplify right side
    25,765.80x = 513,280,461.62
  5. Step 5: Solve for x
    x = 513,280,461.62/25,765.80
  6. Step 6: Final answer
    x = 19,921.00

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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.