Home / 21,460.96-29,616.02-12,029.52

Finding the Fourth Proportional to 21,460.96, 29,616.02 and 12,029.52

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Solution

The fourth proportional to 21,460.96, 29,616.02 and 12,029.52 is: 16,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460.96 : 29,616.02 = 12,029.52 : x
  2. Step 2: Convert to fraction form
    21,460.96/29,616.02 = 12,029.52/x
  3. Step 3: Cross multiply
    21,460.96x = 29,616.02 × 12,029.52
  4. Step 4: Simplify right side
    21,460.96x = 356,266,444.76
  5. Step 5: Solve for x
    x = 356,266,444.76/21,460.96
  6. Step 6: Final answer
    x = 16,600.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.