Home / 43,422.11-65,088.95-19,746.46

Finding the Fourth Proportional to 43,422.11, 65,088.95 and 19,746.46

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Solution

The fourth proportional to 43,422.11, 65,088.95 and 19,746.46 is: 29,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,422.11 : 65,088.95 = 19,746.46 : x
  2. Step 2: Convert to fraction form
    43,422.11/65,088.95 = 19,746.46/x
  3. Step 3: Cross multiply
    43,422.11x = 65,088.95 × 19,746.46
  4. Step 4: Simplify right side
    43,422.11x = 1,285,276,347.62
  5. Step 5: Solve for x
    x = 1,285,276,347.62/43,422.11
  6. Step 6: Final answer
    x = 29,599.58

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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.