Home / 39,097.80-53,955.36-21,192.93

Finding the Fourth Proportional to 39,097.80, 53,955.36 and 21,192.93

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Solution

The fourth proportional to 39,097.80, 53,955.36 and 21,192.93 is: 29,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.80 : 53,955.36 = 21,192.93 : x
  2. Step 2: Convert to fraction form
    39,097.80/53,955.36 = 21,192.93/x
  3. Step 3: Cross multiply
    39,097.80x = 53,955.36 × 21,192.93
  4. Step 4: Simplify right side
    39,097.80x = 1,143,472,167.60
  5. Step 5: Solve for x
    x = 1,143,472,167.60/39,097.80
  6. Step 6: Final answer
    x = 29,246.46

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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.