Home / 25,221.86-34,798.32-14,318.18

Finding the Fourth Proportional to 25,221.86, 34,798.32 and 14,318.18

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Solution

The fourth proportional to 25,221.86, 34,798.32 and 14,318.18 is: 19,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.86 : 34,798.32 = 14,318.18 : x
  2. Step 2: Convert to fraction form
    25,221.86/34,798.32 = 14,318.18/x
  3. Step 3: Cross multiply
    25,221.86x = 34,798.32 × 14,318.18
  4. Step 4: Simplify right side
    25,221.86x = 498,248,609.46
  5. Step 5: Solve for x
    x = 498,248,609.46/25,221.86
  6. Step 6: Final answer
    x = 19,754.63

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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.