Home / 19,829.67-27,362.43-11,332.35

Finding the Fourth Proportional to 19,829.67, 27,362.43 and 11,332.35

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Solution

The fourth proportional to 19,829.67, 27,362.43 and 11,332.35 is: 15,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.67 : 27,362.43 = 11,332.35 : x
  2. Step 2: Convert to fraction form
    19,829.67/27,362.43 = 11,332.35/x
  3. Step 3: Cross multiply
    19,829.67x = 27,362.43 × 11,332.35
  4. Step 4: Simplify right side
    19,829.67x = 310,080,633.61
  5. Step 5: Solve for x
    x = 310,080,633.61/19,829.67
  6. Step 6: Final answer
    x = 15,637.21

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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.