Home / 39,372.19-59,058.28-11,670.19

Finding the Fourth Proportional to 39,372.19, 59,058.28 and 11,670.19

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Solution

The fourth proportional to 39,372.19, 59,058.28 and 11,670.19 is: 17,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,372.19 : 59,058.28 = 11,670.19 : x
  2. Step 2: Convert to fraction form
    39,372.19/59,058.28 = 11,670.19/x
  3. Step 3: Cross multiply
    39,372.19x = 59,058.28 × 11,670.19
  4. Step 4: Simplify right side
    39,372.19x = 689,221,215.62
  5. Step 5: Solve for x
    x = 689,221,215.62/39,372.19
  6. Step 6: Final answer
    x = 17,505.28

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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.