Home / 39,609.98-59,412.08-14,638.38

Finding the Fourth Proportional to 39,609.98, 59,412.08 and 14,638.38

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Solution

The fourth proportional to 39,609.98, 59,412.08 and 14,638.38 is: 21,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,609.98 : 59,412.08 = 14,638.38 : x
  2. Step 2: Convert to fraction form
    39,609.98/59,412.08 = 14,638.38/x
  3. Step 3: Cross multiply
    39,609.98x = 59,412.08 × 14,638.38
  4. Step 4: Simplify right side
    39,609.98x = 869,696,530.44
  5. Step 5: Solve for x
    x = 869,696,530.44/39,609.98
  6. Step 6: Final answer
    x = 21,956.50

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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.