Home / 26,509.05-39,786.66-14,038.02

Finding the Fourth Proportional to 26,509.05, 39,786.66 and 14,038.02

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Solution

The fourth proportional to 26,509.05, 39,786.66 and 14,038.02 is: 21,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,509.05 : 39,786.66 = 14,038.02 : x
  2. Step 2: Convert to fraction form
    26,509.05/39,786.66 = 14,038.02/x
  3. Step 3: Cross multiply
    26,509.05x = 39,786.66 × 14,038.02
  4. Step 4: Simplify right side
    26,509.05x = 558,525,928.81
  5. Step 5: Solve for x
    x = 558,525,928.81/26,509.05
  6. Step 6: Final answer
    x = 21,069.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.