Home / 29,085.52-40,133.98-16,507.84

Finding the Fourth Proportional to 29,085.52, 40,133.98 and 16,507.84

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Solution

The fourth proportional to 29,085.52, 40,133.98 and 16,507.84 is: 22,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.52 : 40,133.98 = 16,507.84 : x
  2. Step 2: Convert to fraction form
    29,085.52/40,133.98 = 16,507.84/x
  3. Step 3: Cross multiply
    29,085.52x = 40,133.98 × 16,507.84
  4. Step 4: Simplify right side
    29,085.52x = 662,525,320.40
  5. Step 5: Solve for x
    x = 662,525,320.40/29,085.52
  6. Step 6: Final answer
    x = 22,778.53

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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.