Home / 28,541.11-39,394.65-16,606.76

Finding the Fourth Proportional to 28,541.11, 39,394.65 and 16,606.76

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Solution

The fourth proportional to 28,541.11, 39,394.65 and 16,606.76 is: 22,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541.11 : 39,394.65 = 16,606.76 : x
  2. Step 2: Convert to fraction form
    28,541.11/39,394.65 = 16,606.76/x
  3. Step 3: Cross multiply
    28,541.11x = 39,394.65 × 16,606.76
  4. Step 4: Simplify right side
    28,541.11x = 654,217,300.86
  5. Step 5: Solve for x
    x = 654,217,300.86/28,541.11
  6. Step 6: Final answer
    x = 22,921.93

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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.