Home / 14,269.51-19,701.17-12,774.85

Finding the Fourth Proportional to 14,269.51, 19,701.17 and 12,774.85

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Solution

The fourth proportional to 14,269.51, 19,701.17 and 12,774.85 is: 17,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.51 : 19,701.17 = 12,774.85 : x
  2. Step 2: Convert to fraction form
    14,269.51/19,701.17 = 12,774.85/x
  3. Step 3: Cross multiply
    14,269.51x = 19,701.17 × 12,774.85
  4. Step 4: Simplify right side
    14,269.51x = 251,679,491.57
  5. Step 5: Solve for x
    x = 251,679,491.57/14,269.51
  6. Step 6: Final answer
    x = 17,637.57

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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.