Home / 40,813.52-61,197.94-12,726.05

Finding the Fourth Proportional to 40,813.52, 61,197.94 and 12,726.05

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Solution

The fourth proportional to 40,813.52, 61,197.94 and 12,726.05 is: 19,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813.52 : 61,197.94 = 12,726.05 : x
  2. Step 2: Convert to fraction form
    40,813.52/61,197.94 = 12,726.05/x
  3. Step 3: Cross multiply
    40,813.52x = 61,197.94 × 12,726.05
  4. Step 4: Simplify right side
    40,813.52x = 778,808,165.52
  5. Step 5: Solve for x
    x = 778,808,165.52/40,813.52
  6. Step 6: Final answer
    x = 19,082.11

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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.