Home / 19,026.18-26,256.24-10,642.68

Finding the Fourth Proportional to 19,026.18, 26,256.24 and 10,642.68

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Solution

The fourth proportional to 19,026.18, 26,256.24 and 10,642.68 is: 14,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.18 : 26,256.24 = 10,642.68 : x
  2. Step 2: Convert to fraction form
    19,026.18/26,256.24 = 10,642.68/x
  3. Step 3: Cross multiply
    19,026.18x = 26,256.24 × 10,642.68
  4. Step 4: Simplify right side
    19,026.18x = 279,436,760.32
  5. Step 5: Solve for x
    x = 279,436,760.32/19,026.18
  6. Step 6: Final answer
    x = 14,686.96

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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.