Home / 29,036.80-40,069.65-16,461.28

Finding the Fourth Proportional to 29,036.80, 40,069.65 and 16,461.28

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Solution

The fourth proportional to 29,036.80, 40,069.65 and 16,461.28 is: 22,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036.80 : 40,069.65 = 16,461.28 : x
  2. Step 2: Convert to fraction form
    29,036.80/40,069.65 = 16,461.28/x
  3. Step 3: Cross multiply
    29,036.80x = 40,069.65 × 16,461.28
  4. Step 4: Simplify right side
    29,036.80x = 659,597,728.15
  5. Step 5: Solve for x
    x = 659,597,728.15/29,036.80
  6. Step 6: Final answer
    x = 22,715.92

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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.