Home / 21,014.95-29,029.02-16,795.58

Finding the Fourth Proportional to 21,014.95, 29,029.02 and 16,795.58

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Solution

The fourth proportional to 21,014.95, 29,029.02 and 16,795.58 is: 23,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,014.95 : 29,029.02 = 16,795.58 : x
  2. Step 2: Convert to fraction form
    21,014.95/29,029.02 = 16,795.58/x
  3. Step 3: Cross multiply
    21,014.95x = 29,029.02 × 16,795.58
  4. Step 4: Simplify right side
    21,014.95x = 487,558,998.61
  5. Step 5: Solve for x
    x = 487,558,998.61/21,014.95
  6. Step 6: Final answer
    x = 23,200.58

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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.