Home / 26,686.24-40,035.06-7,967.74

Finding the Fourth Proportional to 26,686.24, 40,035.06 and 7,967.74

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Solution

The fourth proportional to 26,686.24, 40,035.06 and 7,967.74 is: 11,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.24 : 40,035.06 = 7,967.74 : x
  2. Step 2: Convert to fraction form
    26,686.24/40,035.06 = 7,967.74/x
  3. Step 3: Cross multiply
    26,686.24x = 40,035.06 × 7,967.74
  4. Step 4: Simplify right side
    26,686.24x = 318,988,948.96
  5. Step 5: Solve for x
    x = 318,988,948.96/26,686.24
  6. Step 6: Final answer
    x = 11,953.31

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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.