Home / 39,759.96-59,638.58-10,178.05

Finding the Fourth Proportional to 39,759.96, 59,638.58 and 10,178.05

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Solution

The fourth proportional to 39,759.96, 59,638.58 and 10,178.05 is: 15,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.96 : 59,638.58 = 10,178.05 : x
  2. Step 2: Convert to fraction form
    39,759.96/59,638.58 = 10,178.05/x
  3. Step 3: Cross multiply
    39,759.96x = 59,638.58 × 10,178.05
  4. Step 4: Simplify right side
    39,759.96x = 607,004,547.38
  5. Step 5: Solve for x
    x = 607,004,547.38/39,759.96
  6. Step 6: Final answer
    x = 15,266.73

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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.