Home / 39,060.63-58,589.60-10,980.90

Finding the Fourth Proportional to 39,060.63, 58,589.60 and 10,980.90

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Solution

The fourth proportional to 39,060.63, 58,589.60 and 10,980.90 is: 16,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,060.63 : 58,589.60 = 10,980.90 : x
  2. Step 2: Convert to fraction form
    39,060.63/58,589.60 = 10,980.90/x
  3. Step 3: Cross multiply
    39,060.63x = 58,589.60 × 10,980.90
  4. Step 4: Simplify right side
    39,060.63x = 643,366,483.74
  5. Step 5: Solve for x
    x = 643,366,483.74/39,060.63
  6. Step 6: Final answer
    x = 16,470.97

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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.