Home / 29,123.07-40,189.62-16,547.82

Finding the Fourth Proportional to 29,123.07, 40,189.62 and 16,547.82

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Solution

The fourth proportional to 29,123.07, 40,189.62 and 16,547.82 is: 22,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.07 : 40,189.62 = 16,547.82 : x
  2. Step 2: Convert to fraction form
    29,123.07/40,189.62 = 16,547.82/x
  3. Step 3: Cross multiply
    29,123.07x = 40,189.62 × 16,547.82
  4. Step 4: Simplify right side
    29,123.07x = 665,050,396.68
  5. Step 5: Solve for x
    x = 665,050,396.68/29,123.07
  6. Step 6: Final answer
    x = 22,835.87

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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.