Home / 19,040.88-26,275.14-10,542.72

Finding the Fourth Proportional to 19,040.88, 26,275.14 and 10,542.72

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Solution

The fourth proportional to 19,040.88, 26,275.14 and 10,542.72 is: 14,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.88 : 26,275.14 = 10,542.72 : x
  2. Step 2: Convert to fraction form
    19,040.88/26,275.14 = 10,542.72/x
  3. Step 3: Cross multiply
    19,040.88x = 26,275.14 × 10,542.72
  4. Step 4: Simplify right side
    19,040.88x = 277,011,443.98
  5. Step 5: Solve for x
    x = 277,011,443.98/19,040.88
  6. Step 6: Final answer
    x = 14,548.25

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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.