Home / 39,233.34-58,853.70-12,938.31

Finding the Fourth Proportional to 39,233.34, 58,853.70 and 12,938.31

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Solution

The fourth proportional to 39,233.34, 58,853.70 and 12,938.31 is: 19,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,233.34 : 58,853.70 = 12,938.31 : x
  2. Step 2: Convert to fraction form
    39,233.34/58,853.70 = 12,938.31/x
  3. Step 3: Cross multiply
    39,233.34x = 58,853.70 × 12,938.31
  4. Step 4: Simplify right side
    39,233.34x = 761,467,415.25
  5. Step 5: Solve for x
    x = 761,467,415.25/39,233.34
  6. Step 6: Final answer
    x = 19,408.68

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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.