Home / 25,018.08-34,525.44-14,405.92

Finding the Fourth Proportional to 25,018.08, 34,525.44 and 14,405.92

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Solution

The fourth proportional to 25,018.08, 34,525.44 and 14,405.92 is: 19,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.08 : 34,525.44 = 14,405.92 : x
  2. Step 2: Convert to fraction form
    25,018.08/34,525.44 = 14,405.92/x
  3. Step 3: Cross multiply
    25,018.08x = 34,525.44 × 14,405.92
  4. Step 4: Simplify right side
    25,018.08x = 497,370,726.60
  5. Step 5: Solve for x
    x = 497,370,726.60/25,018.08
  6. Step 6: Final answer
    x = 19,880.45

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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.