Home / 26,430.72-36,463.68-18,032.64

Finding the Fourth Proportional to 26,430.72, 36,463.68 and 18,032.64

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Solution

The fourth proportional to 26,430.72, 36,463.68 and 18,032.64 is: 24,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.72 : 36,463.68 = 18,032.64 : x
  2. Step 2: Convert to fraction form
    26,430.72/36,463.68 = 18,032.64/x
  3. Step 3: Cross multiply
    26,430.72x = 36,463.68 × 18,032.64
  4. Step 4: Simplify right side
    26,430.72x = 657,536,414.52
  5. Step 5: Solve for x
    x = 657,536,414.52/26,430.72
  6. Step 6: Final answer
    x = 24,877.73

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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.