Home / 39,200.56-58,788.36-12,898.24

Finding the Fourth Proportional to 39,200.56, 58,788.36 and 12,898.24

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Solution

The fourth proportional to 39,200.56, 58,788.36 and 12,898.24 is: 19,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.56 : 58,788.36 = 12,898.24 : x
  2. Step 2: Convert to fraction form
    39,200.56/58,788.36 = 12,898.24/x
  3. Step 3: Cross multiply
    39,200.56x = 58,788.36 × 12,898.24
  4. Step 4: Simplify right side
    39,200.56x = 758,266,376.49
  5. Step 5: Solve for x
    x = 758,266,376.49/39,200.56
  6. Step 6: Final answer
    x = 19,343.25

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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.