Home / 38,869.34-58,312.51-12,573.70

Finding the Fourth Proportional to 38,869.34, 58,312.51 and 12,573.70

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Solution

The fourth proportional to 38,869.34, 58,312.51 and 12,573.70 is: 18,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.34 : 58,312.51 = 12,573.70 : x
  2. Step 2: Convert to fraction form
    38,869.34/58,312.51 = 12,573.70/x
  3. Step 3: Cross multiply
    38,869.34x = 58,312.51 × 12,573.70
  4. Step 4: Simplify right side
    38,869.34x = 733,203,829.77
  5. Step 5: Solve for x
    x = 733,203,829.77/38,869.34
  6. Step 6: Final answer
    x = 18,863.30

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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.