Home / 28,702.64-43,060.22-12,053.18

Finding the Fourth Proportional to 28,702.64, 43,060.22 and 12,053.18

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Solution

The fourth proportional to 28,702.64, 43,060.22 and 12,053.18 is: 18,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,702.64 : 43,060.22 = 12,053.18 : x
  2. Step 2: Convert to fraction form
    28,702.64/43,060.22 = 12,053.18/x
  3. Step 3: Cross multiply
    28,702.64x = 43,060.22 × 12,053.18
  4. Step 4: Simplify right side
    28,702.64x = 519,012,582.50
  5. Step 5: Solve for x
    x = 519,012,582.50/28,702.64
  6. Step 6: Final answer
    x = 18,082.40

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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.