Home / 19,146.32-26,421.92-10,762.82

Finding the Fourth Proportional to 19,146.32, 26,421.92 and 10,762.82

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Solution

The fourth proportional to 19,146.32, 26,421.92 and 10,762.82 is: 14,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.32 : 26,421.92 = 10,762.82 : x
  2. Step 2: Convert to fraction form
    19,146.32/26,421.92 = 10,762.82/x
  3. Step 3: Cross multiply
    19,146.32x = 26,421.92 × 10,762.82
  4. Step 4: Simplify right side
    19,146.32x = 284,374,369.01
  5. Step 5: Solve for x
    x = 284,374,369.01/19,146.32
  6. Step 6: Final answer
    x = 14,852.69

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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.