Home / 21,404.44-32,113.02-10,307.92

Finding the Fourth Proportional to 21,404.44, 32,113.02 and 10,307.92

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Solution

The fourth proportional to 21,404.44, 32,113.02 and 10,307.92 is: 15,464.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404.44 : 32,113.02 = 10,307.92 : x
  2. Step 2: Convert to fraction form
    21,404.44/32,113.02 = 10,307.92/x
  3. Step 3: Cross multiply
    21,404.44x = 32,113.02 × 10,307.92
  4. Step 4: Simplify right side
    21,404.44x = 331,018,441.12
  5. Step 5: Solve for x
    x = 331,018,441.12/21,404.44
  6. Step 6: Final answer
    x = 15,464.94

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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.