Home / 39,317.85-54,277.02-25,178.76

Finding the Fourth Proportional to 39,317.85, 54,277.02 and 25,178.76

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Solution

The fourth proportional to 39,317.85, 54,277.02 and 25,178.76 is: 34,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,317.85 : 54,277.02 = 25,178.76 : x
  2. Step 2: Convert to fraction form
    39,317.85/54,277.02 = 25,178.76/x
  3. Step 3: Cross multiply
    39,317.85x = 54,277.02 × 25,178.76
  4. Step 4: Simplify right side
    39,317.85x = 1,366,628,060.10
  5. Step 5: Solve for x
    x = 1,366,628,060.10/39,317.85
  6. Step 6: Final answer
    x = 34,758.46

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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.