Home / 39,072.29-58,608.45-15,698.75

Finding the Fourth Proportional to 39,072.29, 58,608.45 and 15,698.75

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Solution

The fourth proportional to 39,072.29, 58,608.45 and 15,698.75 is: 23,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072.29 : 58,608.45 = 15,698.75 : x
  2. Step 2: Convert to fraction form
    39,072.29/58,608.45 = 15,698.75/x
  3. Step 3: Cross multiply
    39,072.29x = 58,608.45 × 15,698.75
  4. Step 4: Simplify right side
    39,072.29x = 920,079,111.40
  5. Step 5: Solve for x
    x = 920,079,111.40/39,072.29
  6. Step 6: Final answer
    x = 23,548.13

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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.