Home / 25,317.47-38,000.04-12,846.45

Finding the Fourth Proportional to 25,317.47, 38,000.04 and 12,846.45

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Solution

The fourth proportional to 25,317.47, 38,000.04 and 12,846.45 is: 19,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.47 : 38,000.04 = 12,846.45 : x
  2. Step 2: Convert to fraction form
    25,317.47/38,000.04 = 12,846.45/x
  3. Step 3: Cross multiply
    25,317.47x = 38,000.04 × 12,846.45
  4. Step 4: Simplify right side
    25,317.47x = 488,165,423.86
  5. Step 5: Solve for x
    x = 488,165,423.86/25,317.47
  6. Step 6: Final answer
    x = 19,281.76

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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.