Home / 32,747.09-45,188.28-19,318.91

Finding the Fourth Proportional to 32,747.09, 45,188.28 and 19,318.91

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Solution

The fourth proportional to 32,747.09, 45,188.28 and 19,318.91 is: 26,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,747.09 : 45,188.28 = 19,318.91 : x
  2. Step 2: Convert to fraction form
    32,747.09/45,188.28 = 19,318.91/x
  3. Step 3: Cross multiply
    32,747.09x = 45,188.28 × 19,318.91
  4. Step 4: Simplify right side
    32,747.09x = 872,988,088.43
  5. Step 5: Solve for x
    x = 872,988,088.43/32,747.09
  6. Step 6: Final answer
    x = 26,658.50

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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.