Home / 39,428.72-59,107.91-14,462.93

Finding the Fourth Proportional to 39,428.72, 59,107.91 and 14,462.93

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Solution

The fourth proportional to 39,428.72, 59,107.91 and 14,462.93 is: 21,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,428.72 : 59,107.91 = 14,462.93 : x
  2. Step 2: Convert to fraction form
    39,428.72/59,107.91 = 14,462.93/x
  3. Step 3: Cross multiply
    39,428.72x = 59,107.91 × 14,462.93
  4. Step 4: Simplify right side
    39,428.72x = 854,873,564.78
  5. Step 5: Solve for x
    x = 854,873,564.78/39,428.72
  6. Step 6: Final answer
    x = 21,681.49

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1.5x scale

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.