Home / 30,224.61-41,706.86-18,895.36

Finding the Fourth Proportional to 30,224.61, 41,706.86 and 18,895.36

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Solution

The fourth proportional to 30,224.61, 41,706.86 and 18,895.36 is: 26,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,224.61 : 41,706.86 = 18,895.36 : x
  2. Step 2: Convert to fraction form
    30,224.61/41,706.86 = 18,895.36/x
  3. Step 3: Cross multiply
    30,224.61x = 41,706.86 × 18,895.36
  4. Step 4: Simplify right side
    30,224.61x = 788,065,935.43
  5. Step 5: Solve for x
    x = 788,065,935.43/30,224.61
  6. Step 6: Final answer
    x = 26,073.65

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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.