Home / 29,479.32-40,681.08-16,050.42

Finding the Fourth Proportional to 29,479.32, 40,681.08 and 16,050.42

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Solution

The fourth proportional to 29,479.32, 40,681.08 and 16,050.42 is: 22,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,479.32 : 40,681.08 = 16,050.42 : x
  2. Step 2: Convert to fraction form
    29,479.32/40,681.08 = 16,050.42/x
  3. Step 3: Cross multiply
    29,479.32x = 40,681.08 × 16,050.42
  4. Step 4: Simplify right side
    29,479.32x = 652,948,420.05
  5. Step 5: Solve for x
    x = 652,948,420.05/29,479.32
  6. Step 6: Final answer
    x = 22,149.37

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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.