Home / 28,475.35-42,702.48-16,633.15

Finding the Fourth Proportional to 28,475.35, 42,702.48 and 16,633.15

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Solution

The fourth proportional to 28,475.35, 42,702.48 and 16,633.15 is: 24,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475.35 : 42,702.48 = 16,633.15 : x
  2. Step 2: Convert to fraction form
    28,475.35/42,702.48 = 16,633.15/x
  3. Step 3: Cross multiply
    28,475.35x = 42,702.48 × 16,633.15
  4. Step 4: Simplify right side
    28,475.35x = 710,276,755.21
  5. Step 5: Solve for x
    x = 710,276,755.21/28,475.35
  6. Step 6: Final answer
    x = 24,943.57

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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.