Home / 25,527.32-38,291.01-12,381.62

Finding the Fourth Proportional to 25,527.32, 38,291.01 and 12,381.62

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Solution

The fourth proportional to 25,527.32, 38,291.01 and 12,381.62 is: 18,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.32 : 38,291.01 = 12,381.62 : x
  2. Step 2: Convert to fraction form
    25,527.32/38,291.01 = 12,381.62/x
  3. Step 3: Cross multiply
    25,527.32x = 38,291.01 × 12,381.62
  4. Step 4: Simplify right side
    25,527.32x = 474,104,673.33
  5. Step 5: Solve for x
    x = 474,104,673.33/25,527.32
  6. Step 6: Final answer
    x = 18,572.45

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1.5x scale

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.