Home / 26,128.32-39,192.84-14,416.08

Finding the Fourth Proportional to 26,128.32, 39,192.84 and 14,416.08

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Solution

The fourth proportional to 26,128.32, 39,192.84 and 14,416.08 is: 21,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.32 : 39,192.84 = 14,416.08 : x
  2. Step 2: Convert to fraction form
    26,128.32/39,192.84 = 14,416.08/x
  3. Step 3: Cross multiply
    26,128.32x = 39,192.84 × 14,416.08
  4. Step 4: Simplify right side
    26,128.32x = 565,007,116.87
  5. Step 5: Solve for x
    x = 565,007,116.87/26,128.32
  6. Step 6: Final answer
    x = 21,624.32

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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.