Home / 39,057.56-58,589.08-15,684

Finding the Fourth Proportional to 39,057.56, 58,589.08 and 15,684

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Solution

The fourth proportional to 39,057.56, 58,589.08 and 15,684 is: 23,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,057.56 : 58,589.08 = 15,684 : x
  2. Step 2: Convert to fraction form
    39,057.56/58,589.08 = 15,684/x
  3. Step 3: Cross multiply
    39,057.56x = 58,589.08 × 15,684
  4. Step 4: Simplify right side
    39,057.56x = 918,911,091.51
  5. Step 5: Solve for x
    x = 918,911,091.51/39,057.56
  6. Step 6: Final answer
    x = 23,527.10

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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.