Home / 12,841.02-19,264.49-5,445.77

Finding the Fourth Proportional to 12,841.02, 19,264.49 and 5,445.77

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Solution

The fourth proportional to 12,841.02, 19,264.49 and 5,445.77 is: 8,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.02 : 19,264.49 = 5,445.77 : x
  2. Step 2: Convert to fraction form
    12,841.02/19,264.49 = 5,445.77/x
  3. Step 3: Cross multiply
    12,841.02x = 19,264.49 × 5,445.77
  4. Step 4: Simplify right side
    12,841.02x = 104,909,858.16
  5. Step 5: Solve for x
    x = 104,909,858.16/12,841.02
  6. Step 6: Final answer
    x = 8,169.90

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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.