Home / 22,319.16-30,723.12-19,292.88

Finding the Fourth Proportional to 22,319.16, 30,723.12 and 19,292.88

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Solution

The fourth proportional to 22,319.16, 30,723.12 and 19,292.88 is: 26,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.16 : 30,723.12 = 19,292.88 : x
  2. Step 2: Convert to fraction form
    22,319.16/30,723.12 = 19,292.88/x
  3. Step 3: Cross multiply
    22,319.16x = 30,723.12 × 19,292.88
  4. Step 4: Simplify right side
    22,319.16x = 592,737,467.39
  5. Step 5: Solve for x
    x = 592,737,467.39/22,319.16
  6. Step 6: Final answer
    x = 26,557.34

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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.