Home / 39,254.48-58,869.24-12,954.32

Finding the Fourth Proportional to 39,254.48, 58,869.24 and 12,954.32

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Solution

The fourth proportional to 39,254.48, 58,869.24 and 12,954.32 is: 19,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.48 : 58,869.24 = 12,954.32 : x
  2. Step 2: Convert to fraction form
    39,254.48/58,869.24 = 12,954.32/x
  3. Step 3: Cross multiply
    39,254.48x = 58,869.24 × 12,954.32
  4. Step 4: Simplify right side
    39,254.48x = 762,610,973.12
  5. Step 5: Solve for x
    x = 762,610,973.12/39,254.48
  6. Step 6: Final answer
    x = 19,427.36

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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.