Home / 19,943.12-27,505.14-14,559.50

Finding the Fourth Proportional to 19,943.12, 27,505.14 and 14,559.50

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Solution

The fourth proportional to 19,943.12, 27,505.14 and 14,559.50 is: 20,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.12 : 27,505.14 = 14,559.50 : x
  2. Step 2: Convert to fraction form
    19,943.12/27,505.14 = 14,559.50/x
  3. Step 3: Cross multiply
    19,943.12x = 27,505.14 × 14,559.50
  4. Step 4: Simplify right side
    19,943.12x = 400,461,085.83
  5. Step 5: Solve for x
    x = 400,461,085.83/19,943.12
  6. Step 6: Final answer
    x = 20,080.16

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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.