Home / 25,153.05-34,708.95-13,822.41

Finding the Fourth Proportional to 25,153.05, 34,708.95 and 13,822.41

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Solution

The fourth proportional to 25,153.05, 34,708.95 and 13,822.41 is: 19,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.05 : 34,708.95 = 13,822.41 : x
  2. Step 2: Convert to fraction form
    25,153.05/34,708.95 = 13,822.41/x
  3. Step 3: Cross multiply
    25,153.05x = 34,708.95 × 13,822.41
  4. Step 4: Simplify right side
    25,153.05x = 479,761,337.57
  5. Step 5: Solve for x
    x = 479,761,337.57/25,153.05
  6. Step 6: Final answer
    x = 19,073.68

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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.