Home / 25,018.94-34,534.80-14,412.80

Finding the Fourth Proportional to 25,018.94, 34,534.80 and 14,412.80

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Solution

The fourth proportional to 25,018.94, 34,534.80 and 14,412.80 is: 19,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.94 : 34,534.80 = 14,412.80 : x
  2. Step 2: Convert to fraction form
    25,018.94/34,534.80 = 14,412.80/x
  3. Step 3: Cross multiply
    25,018.94x = 34,534.80 × 14,412.80
  4. Step 4: Simplify right side
    25,018.94x = 497,743,165.44
  5. Step 5: Solve for x
    x = 497,743,165.44/25,018.94
  6. Step 6: Final answer
    x = 19,894.65

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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.