Home / 25,612.75-35,345.87-14,434.75

Finding the Fourth Proportional to 25,612.75, 35,345.87 and 14,434.75

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Solution

The fourth proportional to 25,612.75, 35,345.87 and 14,434.75 is: 19,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612.75 : 35,345.87 = 14,434.75 : x
  2. Step 2: Convert to fraction form
    25,612.75/35,345.87 = 14,434.75/x
  3. Step 3: Cross multiply
    25,612.75x = 35,345.87 × 14,434.75
  4. Step 4: Simplify right side
    25,612.75x = 510,208,796.98
  5. Step 5: Solve for x
    x = 510,208,796.98/25,612.75
  6. Step 6: Final answer
    x = 19,920.11

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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.