Home / 25,153.85-34,710.25-13,822.76

Finding the Fourth Proportional to 25,153.85, 34,710.25 and 13,822.76

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Solution

The fourth proportional to 25,153.85, 34,710.25 and 13,822.76 is: 19,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.85 : 34,710.25 = 13,822.76 : x
  2. Step 2: Convert to fraction form
    25,153.85/34,710.25 = 13,822.76/x
  3. Step 3: Cross multiply
    25,153.85x = 34,710.25 × 13,822.76
  4. Step 4: Simplify right side
    25,153.85x = 479,791,455.29
  5. Step 5: Solve for x
    x = 479,791,455.29/25,153.85
  6. Step 6: Final answer
    x = 19,074.28

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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.