Home / 25,319.64-34,942.86-14,712.60

Finding the Fourth Proportional to 25,319.64, 34,942.86 and 14,712.60

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Solution

The fourth proportional to 25,319.64, 34,942.86 and 14,712.60 is: 20,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.64 : 34,942.86 = 14,712.60 : x
  2. Step 2: Convert to fraction form
    25,319.64/34,942.86 = 14,712.60/x
  3. Step 3: Cross multiply
    25,319.64x = 34,942.86 × 14,712.60
  4. Step 4: Simplify right side
    25,319.64x = 514,100,322.04
  5. Step 5: Solve for x
    x = 514,100,322.04/25,319.64
  6. Step 6: Final answer
    x = 20,304.41

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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.