Home / 32,724.50-45,158.59-19,998.98

Finding the Fourth Proportional to 32,724.50, 45,158.59 and 19,998.98

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Solution

The fourth proportional to 32,724.50, 45,158.59 and 19,998.98 is: 27,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,724.50 : 45,158.59 = 19,998.98 : x
  2. Step 2: Convert to fraction form
    32,724.50/45,158.59 = 19,998.98/x
  3. Step 3: Cross multiply
    32,724.50x = 45,158.59 × 19,998.98
  4. Step 4: Simplify right side
    32,724.50x = 903,125,462.45
  5. Step 5: Solve for x
    x = 903,125,462.45/32,724.50
  6. Step 6: Final answer
    x = 27,597.84

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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.