Home / 25,146.80-37,720.23-6,426.89

Finding the Fourth Proportional to 25,146.80, 37,720.23 and 6,426.89

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Solution

The fourth proportional to 25,146.80, 37,720.23 and 6,426.89 is: 9,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.80 : 37,720.23 = 6,426.89 : x
  2. Step 2: Convert to fraction form
    25,146.80/37,720.23 = 6,426.89/x
  3. Step 3: Cross multiply
    25,146.80x = 37,720.23 × 6,426.89
  4. Step 4: Simplify right side
    25,146.80x = 242,423,946.06
  5. Step 5: Solve for x
    x = 242,423,946.06/25,146.80
  6. Step 6: Final answer
    x = 9,640.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.