Home / 10,681.47-16,025.45-7,567.49

Finding the Fourth Proportional to 10,681.47, 16,025.45 and 7,567.49

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Solution

The fourth proportional to 10,681.47, 16,025.45 and 7,567.49 is: 11,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.47 : 16,025.45 = 7,567.49 : x
  2. Step 2: Convert to fraction form
    10,681.47/16,025.45 = 7,567.49/x
  3. Step 3: Cross multiply
    10,681.47x = 16,025.45 × 7,567.49
  4. Step 4: Simplify right side
    10,681.47x = 121,272,434.85
  5. Step 5: Solve for x
    x = 121,272,434.85/10,681.47
  6. Step 6: Final answer
    x = 11,353.53

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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.