Home / 19,969.02-27,558.14-11,473.89

Finding the Fourth Proportional to 19,969.02, 27,558.14 and 11,473.89

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Solution

The fourth proportional to 19,969.02, 27,558.14 and 11,473.89 is: 15,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.02 : 27,558.14 = 11,473.89 : x
  2. Step 2: Convert to fraction form
    19,969.02/27,558.14 = 11,473.89/x
  3. Step 3: Cross multiply
    19,969.02x = 27,558.14 × 11,473.89
  4. Step 4: Simplify right side
    19,969.02x = 316,199,125.81
  5. Step 5: Solve for x
    x = 316,199,125.81/19,969.02
  6. Step 6: Final answer
    x = 15,834.48

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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.