Home / 19,521.02-29,279.09-6,372.29

Finding the Fourth Proportional to 19,521.02, 29,279.09 and 6,372.29

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Solution

The fourth proportional to 19,521.02, 29,279.09 and 6,372.29 is: 9,557.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.02 : 29,279.09 = 6,372.29 : x
  2. Step 2: Convert to fraction form
    19,521.02/29,279.09 = 6,372.29/x
  3. Step 3: Cross multiply
    19,521.02x = 29,279.09 × 6,372.29
  4. Step 4: Simplify right side
    19,521.02x = 186,574,721.95
  5. Step 5: Solve for x
    x = 186,574,721.95/19,521.02
  6. Step 6: Final answer
    x = 9,557.63

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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.