Home / 25,606.17-38,409.36-12,447.27

Finding the Fourth Proportional to 25,606.17, 38,409.36 and 12,447.27

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Solution

The fourth proportional to 25,606.17, 38,409.36 and 12,447.27 is: 18,670.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.17 : 38,409.36 = 12,447.27 : x
  2. Step 2: Convert to fraction form
    25,606.17/38,409.36 = 12,447.27/x
  3. Step 3: Cross multiply
    25,606.17x = 38,409.36 × 12,447.27
  4. Step 4: Simplify right side
    25,606.17x = 478,091,674.45
  5. Step 5: Solve for x
    x = 478,091,674.45/25,606.17
  6. Step 6: Final answer
    x = 18,670.96

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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.