Home / 21,354.55-32,037.67-10,270.51

Finding the Fourth Proportional to 21,354.55, 32,037.67 and 10,270.51

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Solution

The fourth proportional to 21,354.55, 32,037.67 and 10,270.51 is: 15,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354.55 : 32,037.67 = 10,270.51 : x
  2. Step 2: Convert to fraction form
    21,354.55/32,037.67 = 10,270.51/x
  3. Step 3: Cross multiply
    21,354.55x = 32,037.67 × 10,270.51
  4. Step 4: Simplify right side
    21,354.55x = 329,043,024.25
  5. Step 5: Solve for x
    x = 329,043,024.25/21,354.55
  6. Step 6: Final answer
    x = 15,408.57

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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.