Home / 39,283.29-54,074.03-34,238.76

Finding the Fourth Proportional to 39,283.29, 54,074.03 and 34,238.76

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Solution

The fourth proportional to 39,283.29, 54,074.03 and 34,238.76 is: 47,130.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.29 : 54,074.03 = 34,238.76 : x
  2. Step 2: Convert to fraction form
    39,283.29/54,074.03 = 34,238.76/x
  3. Step 3: Cross multiply
    39,283.29x = 54,074.03 × 34,238.76
  4. Step 4: Simplify right side
    39,283.29x = 1,851,427,735.40
  5. Step 5: Solve for x
    x = 1,851,427,735.40/39,283.29
  6. Step 6: Final answer
    x = 47,130.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.