Home / 32,618.66-45,013.93-19,190.42

Finding the Fourth Proportional to 32,618.66, 45,013.93 and 19,190.42

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Solution

The fourth proportional to 32,618.66, 45,013.93 and 19,190.42 is: 26,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,618.66 : 45,013.93 = 19,190.42 : x
  2. Step 2: Convert to fraction form
    32,618.66/45,013.93 = 19,190.42/x
  3. Step 3: Cross multiply
    32,618.66x = 45,013.93 × 19,190.42
  4. Step 4: Simplify right side
    32,618.66x = 863,836,222.55
  5. Step 5: Solve for x
    x = 863,836,222.55/32,618.66
  6. Step 6: Final answer
    x = 26,482.89

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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.