Home / 45,810.09-68,732.15-14,647.77

Finding the Fourth Proportional to 45,810.09, 68,732.15 and 14,647.77

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Solution

The fourth proportional to 45,810.09, 68,732.15 and 14,647.77 is: 21,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,810.09 : 68,732.15 = 14,647.77 : x
  2. Step 2: Convert to fraction form
    45,810.09/68,732.15 = 14,647.77/x
  3. Step 3: Cross multiply
    45,810.09x = 68,732.15 × 14,647.77
  4. Step 4: Simplify right side
    45,810.09x = 1,006,772,651.57
  5. Step 5: Solve for x
    x = 1,006,772,651.57/45,810.09
  6. Step 6: Final answer
    x = 21,977.09

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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.