Home / 43,256.03-64,890.72-18,296.21

Finding the Fourth Proportional to 43,256.03, 64,890.72 and 18,296.21

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Solution

The fourth proportional to 43,256.03, 64,890.72 and 18,296.21 is: 27,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,256.03 : 64,890.72 = 18,296.21 : x
  2. Step 2: Convert to fraction form
    43,256.03/64,890.72 = 18,296.21/x
  3. Step 3: Cross multiply
    43,256.03x = 64,890.72 × 18,296.21
  4. Step 4: Simplify right side
    43,256.03x = 1,187,254,402.40
  5. Step 5: Solve for x
    x = 1,187,254,402.40/43,256.03
  6. Step 6: Final answer
    x = 27,447.15

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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.