Home / 14,862.48-20,506.14-9,194.51

Finding the Fourth Proportional to 14,862.48, 20,506.14 and 9,194.51

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Solution

The fourth proportional to 14,862.48, 20,506.14 and 9,194.51 is: 12,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.48 : 20,506.14 = 9,194.51 : x
  2. Step 2: Convert to fraction form
    14,862.48/20,506.14 = 9,194.51/x
  3. Step 3: Cross multiply
    14,862.48x = 20,506.14 × 9,194.51
  4. Step 4: Simplify right side
    14,862.48x = 188,543,806.76
  5. Step 5: Solve for x
    x = 188,543,806.76/14,862.48
  6. Step 6: Final answer
    x = 12,685.89

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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.