Home / 39,448.86-59,176.38-13,153.62

Finding the Fourth Proportional to 39,448.86, 59,176.38 and 13,153.62

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Solution

The fourth proportional to 39,448.86, 59,176.38 and 13,153.62 is: 19,731.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,448.86 : 59,176.38 = 13,153.62 : x
  2. Step 2: Convert to fraction form
    39,448.86/59,176.38 = 13,153.62/x
  3. Step 3: Cross multiply
    39,448.86x = 59,176.38 × 13,153.62
  4. Step 4: Simplify right side
    39,448.86x = 778,383,615.50
  5. Step 5: Solve for x
    x = 778,383,615.50/39,448.86
  6. Step 6: Final answer
    x = 19,731.46

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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.