Home / 18,317.95-25,290.11-14,060.86

Finding the Fourth Proportional to 18,317.95, 25,290.11 and 14,060.86

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Solution

The fourth proportional to 18,317.95, 25,290.11 and 14,060.86 is: 19,412.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.95 : 25,290.11 = 14,060.86 : x
  2. Step 2: Convert to fraction form
    18,317.95/25,290.11 = 14,060.86/x
  3. Step 3: Cross multiply
    18,317.95x = 25,290.11 × 14,060.86
  4. Step 4: Simplify right side
    18,317.95x = 355,600,588.93
  5. Step 5: Solve for x
    x = 355,600,588.93/18,317.95
  6. Step 6: Final answer
    x = 19,412.69

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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.