Home / 26,678.90-36,816.62-14,742.24

Finding the Fourth Proportional to 26,678.90, 36,816.62 and 14,742.24

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Solution

The fourth proportional to 26,678.90, 36,816.62 and 14,742.24 is: 20,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.90 : 36,816.62 = 14,742.24 : x
  2. Step 2: Convert to fraction form
    26,678.90/36,816.62 = 14,742.24/x
  3. Step 3: Cross multiply
    26,678.90x = 36,816.62 × 14,742.24
  4. Step 4: Simplify right side
    26,678.90x = 542,759,374.32
  5. Step 5: Solve for x
    x = 542,759,374.32/26,678.90
  6. Step 6: Final answer
    x = 20,344.15

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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.