Home / 43,498.17-65,271.87-18,535.59

Finding the Fourth Proportional to 43,498.17, 65,271.87 and 18,535.59

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Solution

The fourth proportional to 43,498.17, 65,271.87 and 18,535.59 is: 27,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,498.17 : 65,271.87 = 18,535.59 : x
  2. Step 2: Convert to fraction form
    43,498.17/65,271.87 = 18,535.59/x
  3. Step 3: Cross multiply
    43,498.17x = 65,271.87 × 18,535.59
  4. Step 4: Simplify right side
    43,498.17x = 1,209,852,620.85
  5. Step 5: Solve for x
    x = 1,209,852,620.85/43,498.17
  6. Step 6: Final answer
    x = 27,813.87

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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.