Home / 29,702.96-44,554.24-12,172.80

Finding the Fourth Proportional to 29,702.96, 44,554.24 and 12,172.80

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Solution

The fourth proportional to 29,702.96, 44,554.24 and 12,172.80 is: 18,259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,702.96 : 44,554.24 = 12,172.80 : x
  2. Step 2: Convert to fraction form
    29,702.96/44,554.24 = 12,172.80/x
  3. Step 3: Cross multiply
    29,702.96x = 44,554.24 × 12,172.80
  4. Step 4: Simplify right side
    29,702.96x = 542,349,852.67
  5. Step 5: Solve for x
    x = 542,349,852.67/29,702.96
  6. Step 6: Final answer
    x = 18,259.12

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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.