Home / 64,759.34-97,139.20-18,012.26

Finding the Fourth Proportional to 64,759.34, 97,139.20 and 18,012.26

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Solution

The fourth proportional to 64,759.34, 97,139.20 and 18,012.26 is: 27,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,759.34 : 97,139.20 = 18,012.26 : x
  2. Step 2: Convert to fraction form
    64,759.34/97,139.20 = 18,012.26/x
  3. Step 3: Cross multiply
    64,759.34x = 97,139.20 × 18,012.26
  4. Step 4: Simplify right side
    64,759.34x = 1,749,696,526.59
  5. Step 5: Solve for x
    x = 1,749,696,526.59/64,759.34
  6. Step 6: Final answer
    x = 27,018.44

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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.