Home / 14,168.72-19,541.85-9,133.76

Finding the Fourth Proportional to 14,168.72, 19,541.85 and 9,133.76

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Solution

The fourth proportional to 14,168.72, 19,541.85 and 9,133.76 is: 12,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.72 : 19,541.85 = 9,133.76 : x
  2. Step 2: Convert to fraction form
    14,168.72/19,541.85 = 9,133.76/x
  3. Step 3: Cross multiply
    14,168.72x = 19,541.85 × 9,133.76
  4. Step 4: Simplify right side
    14,168.72x = 178,490,567.86
  5. Step 5: Solve for x
    x = 178,490,567.86/14,168.72
  6. Step 6: Final answer
    x = 12,597.51

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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.