Home / 25,516.08-35,214.96-14,909.28

Finding the Fourth Proportional to 25,516.08, 35,214.96 and 14,909.28

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Solution

The fourth proportional to 25,516.08, 35,214.96 and 14,909.28 is: 20,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.08 : 35,214.96 = 14,909.28 : x
  2. Step 2: Convert to fraction form
    25,516.08/35,214.96 = 14,909.28/x
  3. Step 3: Cross multiply
    25,516.08x = 35,214.96 × 14,909.28
  4. Step 4: Simplify right side
    25,516.08x = 525,029,698.83
  5. Step 5: Solve for x
    x = 525,029,698.83/25,516.08
  6. Step 6: Final answer
    x = 20,576.42

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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.