Home / 37,679.90-56,479.74-17,916.70

Finding the Fourth Proportional to 37,679.90, 56,479.74 and 17,916.70

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Solution

The fourth proportional to 37,679.90, 56,479.74 and 17,916.70 is: 26,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,679.90 : 56,479.74 = 17,916.70 : x
  2. Step 2: Convert to fraction form
    37,679.90/56,479.74 = 17,916.70/x
  3. Step 3: Cross multiply
    37,679.90x = 56,479.74 × 17,916.70
  4. Step 4: Simplify right side
    37,679.90x = 1,011,930,557.66
  5. Step 5: Solve for x
    x = 1,011,930,557.66/37,679.90
  6. Step 6: Final answer
    x = 26,855.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.