Home / 32,800.68-45,263.52-18,653.40

Finding the Fourth Proportional to 32,800.68, 45,263.52 and 18,653.40

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Solution

The fourth proportional to 32,800.68, 45,263.52 and 18,653.40 is: 25,740.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,800.68 : 45,263.52 = 18,653.40 : x
  2. Step 2: Convert to fraction form
    32,800.68/45,263.52 = 18,653.40/x
  3. Step 3: Cross multiply
    32,800.68x = 45,263.52 × 18,653.40
  4. Step 4: Simplify right side
    32,800.68x = 844,318,543.97
  5. Step 5: Solve for x
    x = 844,318,543.97/32,800.68
  6. Step 6: Final answer
    x = 25,740.89

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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.