Home / 19,482.36-29,223.24-18,237.12

Finding the Fourth Proportional to 19,482.36, 29,223.24 and 18,237.12

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Solution

The fourth proportional to 19,482.36, 29,223.24 and 18,237.12 is: 27,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.36 : 29,223.24 = 18,237.12 : x
  2. Step 2: Convert to fraction form
    19,482.36/29,223.24 = 18,237.12/x
  3. Step 3: Cross multiply
    19,482.36x = 29,223.24 × 18,237.12
  4. Step 4: Simplify right side
    19,482.36x = 532,947,734.67
  5. Step 5: Solve for x
    x = 532,947,734.67/19,482.36
  6. Step 6: Final answer
    x = 27,355.40

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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.