Home / 41,520.71-62,290.95-13,440.77

Finding the Fourth Proportional to 41,520.71, 62,290.95 and 13,440.77

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Solution

The fourth proportional to 41,520.71, 62,290.95 and 13,440.77 is: 20,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.71 : 62,290.95 = 13,440.77 : x
  2. Step 2: Convert to fraction form
    41,520.71/62,290.95 = 13,440.77/x
  3. Step 3: Cross multiply
    41,520.71x = 62,290.95 × 13,440.77
  4. Step 4: Simplify right side
    41,520.71x = 837,237,953.37
  5. Step 5: Solve for x
    x = 837,237,953.37/41,520.71
  6. Step 6: Final answer
    x = 20,164.35

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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.