Home / 14,425.57-19,904.74-8,759.19

Finding the Fourth Proportional to 14,425.57, 19,904.74 and 8,759.19

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Solution

The fourth proportional to 14,425.57, 19,904.74 and 8,759.19 is: 12,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.57 : 19,904.74 = 8,759.19 : x
  2. Step 2: Convert to fraction form
    14,425.57/19,904.74 = 8,759.19/x
  3. Step 3: Cross multiply
    14,425.57x = 19,904.74 × 8,759.19
  4. Step 4: Simplify right side
    14,425.57x = 174,349,340.34
  5. Step 5: Solve for x
    x = 174,349,340.34/14,425.57
  6. Step 6: Final answer
    x = 12,086.13

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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.