Home / 29,702.04-40,966.31-18,950.20

Finding the Fourth Proportional to 29,702.04, 40,966.31 and 18,950.20

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Solution

The fourth proportional to 29,702.04, 40,966.31 and 18,950.20 is: 26,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,702.04 : 40,966.31 = 18,950.20 : x
  2. Step 2: Convert to fraction form
    29,702.04/40,966.31 = 18,950.20/x
  3. Step 3: Cross multiply
    29,702.04x = 40,966.31 × 18,950.20
  4. Step 4: Simplify right side
    29,702.04x = 776,319,836.56
  5. Step 5: Solve for x
    x = 776,319,836.56/29,702.04
  6. Step 6: Final answer
    x = 26,136.92

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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.