Home / 19,637.23-29,437.97-7,154.41

Finding the Fourth Proportional to 19,637.23, 29,437.97 and 7,154.41

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Solution

The fourth proportional to 19,637.23, 29,437.97 and 7,154.41 is: 10,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.23 : 29,437.97 = 7,154.41 : x
  2. Step 2: Convert to fraction form
    19,637.23/29,437.97 = 7,154.41/x
  3. Step 3: Cross multiply
    19,637.23x = 29,437.97 × 7,154.41
  4. Step 4: Simplify right side
    19,637.23x = 210,611,215.47
  5. Step 5: Solve for x
    x = 210,611,215.47/19,637.23
  6. Step 6: Final answer
    x = 10,725.10

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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.