Home / 25,187.52-34,758.08-14,009.60

Finding the Fourth Proportional to 25,187.52, 34,758.08 and 14,009.60

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Solution

The fourth proportional to 25,187.52, 34,758.08 and 14,009.60 is: 19,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.52 : 34,758.08 = 14,009.60 : x
  2. Step 2: Convert to fraction form
    25,187.52/34,758.08 = 14,009.60/x
  3. Step 3: Cross multiply
    25,187.52x = 34,758.08 × 14,009.60
  4. Step 4: Simplify right side
    25,187.52x = 486,946,797.57
  5. Step 5: Solve for x
    x = 486,946,797.57/25,187.52
  6. Step 6: Final answer
    x = 19,332.86

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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.