Home / 25,152.63-34,708.60-13,821.84

Finding the Fourth Proportional to 25,152.63, 34,708.60 and 13,821.84

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Solution

The fourth proportional to 25,152.63, 34,708.60 and 13,821.84 is: 19,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.63 : 34,708.60 = 13,821.84 : x
  2. Step 2: Convert to fraction form
    25,152.63/34,708.60 = 13,821.84/x
  3. Step 3: Cross multiply
    25,152.63x = 34,708.60 × 13,821.84
  4. Step 4: Simplify right side
    25,152.63x = 479,736,733.10
  5. Step 5: Solve for x
    x = 479,736,733.10/25,152.63
  6. Step 6: Final answer
    x = 19,073.03

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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.