Home / 25,597.08-35,321.04-15,527.88

Finding the Fourth Proportional to 25,597.08, 35,321.04 and 15,527.88

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Solution

The fourth proportional to 25,597.08, 35,321.04 and 15,527.88 is: 21,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.08 : 35,321.04 = 15,527.88 : x
  2. Step 2: Convert to fraction form
    25,597.08/35,321.04 = 15,527.88/x
  3. Step 3: Cross multiply
    25,597.08x = 35,321.04 × 15,527.88
  4. Step 4: Simplify right side
    25,597.08x = 548,460,870.60
  5. Step 5: Solve for x
    x = 548,460,870.60/25,597.08
  6. Step 6: Final answer
    x = 21,426.70

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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.