Home / 39,097.87-58,646.46-14,128.47

Finding the Fourth Proportional to 39,097.87, 58,646.46 and 14,128.47

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Solution

The fourth proportional to 39,097.87, 58,646.46 and 14,128.47 is: 21,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.87 : 58,646.46 = 14,128.47 : x
  2. Step 2: Convert to fraction form
    39,097.87/58,646.46 = 14,128.47/x
  3. Step 3: Cross multiply
    39,097.87x = 58,646.46 × 14,128.47
  4. Step 4: Simplify right side
    39,097.87x = 828,584,750.72
  5. Step 5: Solve for x
    x = 828,584,750.72/39,097.87
  6. Step 6: Final answer
    x = 21,192.58

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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.