Home / 39,220.34-58,832.30-12,925.31

Finding the Fourth Proportional to 39,220.34, 58,832.30 and 12,925.31

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Solution

The fourth proportional to 39,220.34, 58,832.30 and 12,925.31 is: 19,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.34 : 58,832.30 = 12,925.31 : x
  2. Step 2: Convert to fraction form
    39,220.34/58,832.30 = 12,925.31/x
  3. Step 3: Cross multiply
    39,220.34x = 58,832.30 × 12,925.31
  4. Step 4: Simplify right side
    39,220.34x = 760,425,453.66
  5. Step 5: Solve for x
    x = 760,425,453.66/39,220.34
  6. Step 6: Final answer
    x = 19,388.55

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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.