Home / 25,259.04-34,836.48-18,960.48

Finding the Fourth Proportional to 25,259.04, 34,836.48 and 18,960.48

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Solution

The fourth proportional to 25,259.04, 34,836.48 and 18,960.48 is: 26,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.04 : 34,836.48 = 18,960.48 : x
  2. Step 2: Convert to fraction form
    25,259.04/34,836.48 = 18,960.48/x
  3. Step 3: Cross multiply
    25,259.04x = 34,836.48 × 18,960.48
  4. Step 4: Simplify right side
    25,259.04x = 660,516,382.31
  5. Step 5: Solve for x
    x = 660,516,382.31/25,259.04
  6. Step 6: Final answer
    x = 26,149.70

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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.