Home / 14,053.79-19,394.28-8,085.80

Finding the Fourth Proportional to 14,053.79, 19,394.28 and 8,085.80

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Solution

The fourth proportional to 14,053.79, 19,394.28 and 8,085.80 is: 11,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.79 : 19,394.28 = 8,085.80 : x
  2. Step 2: Convert to fraction form
    14,053.79/19,394.28 = 8,085.80/x
  3. Step 3: Cross multiply
    14,053.79x = 19,394.28 × 8,085.80
  4. Step 4: Simplify right side
    14,053.79x = 156,818,317.71
  5. Step 5: Solve for x
    x = 156,818,317.71/14,053.79
  6. Step 6: Final answer
    x = 11,158.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.