Home / 25,407.49-35,069.75-16,454.65

Finding the Fourth Proportional to 25,407.49, 35,069.75 and 16,454.65

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Solution

The fourth proportional to 25,407.49, 35,069.75 and 16,454.65 is: 22,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.49 : 35,069.75 = 16,454.65 : x
  2. Step 2: Convert to fraction form
    25,407.49/35,069.75 = 16,454.65/x
  3. Step 3: Cross multiply
    25,407.49x = 35,069.75 × 16,454.65
  4. Step 4: Simplify right side
    25,407.49x = 577,060,379.56
  5. Step 5: Solve for x
    x = 577,060,379.56/25,407.49
  6. Step 6: Final answer
    x = 22,712.22

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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.