Home / 44,111.52-66,178.31-12,946.77

Finding the Fourth Proportional to 44,111.52, 66,178.31 and 12,946.77

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Solution

The fourth proportional to 44,111.52, 66,178.31 and 12,946.77 is: 19,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,111.52 : 66,178.31 = 12,946.77 : x
  2. Step 2: Convert to fraction form
    44,111.52/66,178.31 = 12,946.77/x
  3. Step 3: Cross multiply
    44,111.52x = 66,178.31 × 12,946.77
  4. Step 4: Simplify right side
    44,111.52x = 856,795,293.82
  5. Step 5: Solve for x
    x = 856,795,293.82/44,111.52
  6. Step 6: Final answer
    x = 19,423.39

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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.