Home / 39,426.75-59,136.75-14,465.79

Finding the Fourth Proportional to 39,426.75, 59,136.75 and 14,465.79

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Solution

The fourth proportional to 39,426.75, 59,136.75 and 14,465.79 is: 21,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.75 : 59,136.75 = 14,465.79 : x
  2. Step 2: Convert to fraction form
    39,426.75/59,136.75 = 14,465.79/x
  3. Step 3: Cross multiply
    39,426.75x = 59,136.75 × 14,465.79
  4. Step 4: Simplify right side
    39,426.75x = 855,459,806.78
  5. Step 5: Solve for x
    x = 855,459,806.78/39,426.75
  6. Step 6: Final answer
    x = 21,697.45

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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.