Home / 25,810.92-38,730.96-14,125.32

Finding the Fourth Proportional to 25,810.92, 38,730.96 and 14,125.32

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Solution

The fourth proportional to 25,810.92, 38,730.96 and 14,125.32 is: 21,195.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,810.92 : 38,730.96 = 14,125.32 : x
  2. Step 2: Convert to fraction form
    25,810.92/38,730.96 = 14,125.32/x
  3. Step 3: Cross multiply
    25,810.92x = 38,730.96 × 14,125.32
  4. Step 4: Simplify right side
    25,810.92x = 547,087,203.91
  5. Step 5: Solve for x
    x = 547,087,203.91/25,810.92
  6. Step 6: Final answer
    x = 21,195.96

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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.