Home / 30,070.95-41,497.28-16,641.42

Finding the Fourth Proportional to 30,070.95, 41,497.28 and 16,641.42

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Solution

The fourth proportional to 30,070.95, 41,497.28 and 16,641.42 is: 22,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.95 : 41,497.28 = 16,641.42 : x
  2. Step 2: Convert to fraction form
    30,070.95/41,497.28 = 16,641.42/x
  3. Step 3: Cross multiply
    30,070.95x = 41,497.28 × 16,641.42
  4. Step 4: Simplify right side
    30,070.95x = 690,573,488.92
  5. Step 5: Solve for x
    x = 690,573,488.92/30,070.95
  6. Step 6: Final answer
    x = 22,964.81

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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.