Home / 39,009.42-58,516.89-19,282.68

Finding the Fourth Proportional to 39,009.42, 58,516.89 and 19,282.68

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Solution

The fourth proportional to 39,009.42, 58,516.89 and 19,282.68 is: 28,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.42 : 58,516.89 = 19,282.68 : x
  2. Step 2: Convert to fraction form
    39,009.42/58,516.89 = 19,282.68/x
  3. Step 3: Cross multiply
    39,009.42x = 58,516.89 × 19,282.68
  4. Step 4: Simplify right side
    39,009.42x = 1,128,362,464.47
  5. Step 5: Solve for x
    x = 1,128,362,464.47/39,009.42
  6. Step 6: Final answer
    x = 28,925.38

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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.