Home / 25,127.79-34,676.21-13,797.50

Finding the Fourth Proportional to 25,127.79, 34,676.21 and 13,797.50

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Solution

The fourth proportional to 25,127.79, 34,676.21 and 13,797.50 is: 19,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.79 : 34,676.21 = 13,797.50 : x
  2. Step 2: Convert to fraction form
    25,127.79/34,676.21 = 13,797.50/x
  3. Step 3: Cross multiply
    25,127.79x = 34,676.21 × 13,797.50
  4. Step 4: Simplify right side
    25,127.79x = 478,444,765.11
  5. Step 5: Solve for x
    x = 478,444,765.11/25,127.79
  6. Step 6: Final answer
    x = 19,040.46

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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.