Home / 19,435.98-29,158.30-6,288.06

Finding the Fourth Proportional to 19,435.98, 29,158.30 and 6,288.06

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Solution

The fourth proportional to 19,435.98, 29,158.30 and 6,288.06 is: 9,433.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.98 : 29,158.30 = 6,288.06 : x
  2. Step 2: Convert to fraction form
    19,435.98/29,158.30 = 6,288.06/x
  3. Step 3: Cross multiply
    19,435.98x = 29,158.30 × 6,288.06
  4. Step 4: Simplify right side
    19,435.98x = 183,349,139.90
  5. Step 5: Solve for x
    x = 183,349,139.90/19,435.98
  6. Step 6: Final answer
    x = 9,433.49

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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.