Home / 19,527.72-26,947.64-11,030.16

Finding the Fourth Proportional to 19,527.72, 26,947.64 and 11,030.16

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Solution

The fourth proportional to 19,527.72, 26,947.64 and 11,030.16 is: 15,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.72 : 26,947.64 = 11,030.16 : x
  2. Step 2: Convert to fraction form
    19,527.72/26,947.64 = 11,030.16/x
  3. Step 3: Cross multiply
    19,527.72x = 26,947.64 × 11,030.16
  4. Step 4: Simplify right side
    19,527.72x = 297,236,780.82
  5. Step 5: Solve for x
    x = 297,236,780.82/19,527.72
  6. Step 6: Final answer
    x = 15,221.27

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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.