Home / 26,767.74-40,056.75-19,731.12

Finding the Fourth Proportional to 26,767.74, 40,056.75 and 19,731.12

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Solution

The fourth proportional to 26,767.74, 40,056.75 and 19,731.12 is: 29,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.74 : 40,056.75 = 19,731.12 : x
  2. Step 2: Convert to fraction form
    26,767.74/40,056.75 = 19,731.12/x
  3. Step 3: Cross multiply
    26,767.74x = 40,056.75 × 19,731.12
  4. Step 4: Simplify right side
    26,767.74x = 790,364,541.06
  5. Step 5: Solve for x
    x = 790,364,541.06/26,767.74
  6. Step 6: Final answer
    x = 29,526.76

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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.