Home / 29,531.84-44,312.80-18,436.16

Finding the Fourth Proportional to 29,531.84, 44,312.80 and 18,436.16

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Solution

The fourth proportional to 29,531.84, 44,312.80 and 18,436.16 is: 27,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.84 : 44,312.80 = 18,436.16 : x
  2. Step 2: Convert to fraction form
    29,531.84/44,312.80 = 18,436.16/x
  3. Step 3: Cross multiply
    29,531.84x = 44,312.80 × 18,436.16
  4. Step 4: Simplify right side
    29,531.84x = 816,957,870.85
  5. Step 5: Solve for x
    x = 816,957,870.85/29,531.84
  6. Step 6: Final answer
    x = 27,663.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.