Home / 26,176.56-36,113.76-16,728.72

Finding the Fourth Proportional to 26,176.56, 36,113.76 and 16,728.72

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Solution

The fourth proportional to 26,176.56, 36,113.76 and 16,728.72 is: 23,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,176.56 : 36,113.76 = 16,728.72 : x
  2. Step 2: Convert to fraction form
    26,176.56/36,113.76 = 16,728.72/x
  3. Step 3: Cross multiply
    26,176.56x = 36,113.76 × 16,728.72
  4. Step 4: Simplify right side
    26,176.56x = 604,136,979.19
  5. Step 5: Solve for x
    x = 604,136,979.19/26,176.56
  6. Step 6: Final answer
    x = 23,079.31

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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.