Home / 39,641.81-59,456.95-11,554.33

Finding the Fourth Proportional to 39,641.81, 59,456.95 and 11,554.33

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Solution

The fourth proportional to 39,641.81, 59,456.95 and 11,554.33 is: 17,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,641.81 : 59,456.95 = 11,554.33 : x
  2. Step 2: Convert to fraction form
    39,641.81/59,456.95 = 11,554.33/x
  3. Step 3: Cross multiply
    39,641.81x = 59,456.95 × 11,554.33
  4. Step 4: Simplify right side
    39,641.81x = 686,985,221.09
  5. Step 5: Solve for x
    x = 686,985,221.09/39,641.81
  6. Step 6: Final answer
    x = 17,329.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.