Home / 25,529.37-38,254.53-13,031.88

Finding the Fourth Proportional to 25,529.37, 38,254.53 and 13,031.88

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Solution

The fourth proportional to 25,529.37, 38,254.53 and 13,031.88 is: 19,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.37 : 38,254.53 = 13,031.88 : x
  2. Step 2: Convert to fraction form
    25,529.37/38,254.53 = 13,031.88/x
  3. Step 3: Cross multiply
    25,529.37x = 38,254.53 × 13,031.88
  4. Step 4: Simplify right side
    25,529.37x = 498,528,444.42
  5. Step 5: Solve for x
    x = 498,528,444.42/25,529.37
  6. Step 6: Final answer
    x = 19,527.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.