Home / 19,605.13-27,055.48-10,653.22

Finding the Fourth Proportional to 19,605.13, 27,055.48 and 10,653.22

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Solution

The fourth proportional to 19,605.13, 27,055.48 and 10,653.22 is: 14,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.13 : 27,055.48 = 10,653.22 : x
  2. Step 2: Convert to fraction form
    19,605.13/27,055.48 = 10,653.22/x
  3. Step 3: Cross multiply
    19,605.13x = 27,055.48 × 10,653.22
  4. Step 4: Simplify right side
    19,605.13x = 288,227,980.65
  5. Step 5: Solve for x
    x = 288,227,980.65/19,605.13
  6. Step 6: Final answer
    x = 14,701.66

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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.