Home / 19,430.32-26,813.23-10,932.92

Finding the Fourth Proportional to 19,430.32, 26,813.23 and 10,932.92

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Solution

The fourth proportional to 19,430.32, 26,813.23 and 10,932.92 is: 15,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430.32 : 26,813.23 = 10,932.92 : x
  2. Step 2: Convert to fraction form
    19,430.32/26,813.23 = 10,932.92/x
  3. Step 3: Cross multiply
    19,430.32x = 26,813.23 × 10,932.92
  4. Step 4: Simplify right side
    19,430.32x = 293,146,938.23
  5. Step 5: Solve for x
    x = 293,146,938.23/19,430.32
  6. Step 6: Final answer
    x = 15,087.09

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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.