Home / 25,485.33-35,169.31-14,154.40

Finding the Fourth Proportional to 25,485.33, 35,169.31 and 14,154.40

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Solution

The fourth proportional to 25,485.33, 35,169.31 and 14,154.40 is: 19,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.33 : 35,169.31 = 14,154.40 : x
  2. Step 2: Convert to fraction form
    25,485.33/35,169.31 = 14,154.40/x
  3. Step 3: Cross multiply
    25,485.33x = 35,169.31 × 14,154.40
  4. Step 4: Simplify right side
    25,485.33x = 497,800,385.10
  5. Step 5: Solve for x
    x = 497,800,385.10/25,485.33
  6. Step 6: Final answer
    x = 19,532.82

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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.