Home / 39,184.40-58,801.80-21,666.80

Finding the Fourth Proportional to 39,184.40, 58,801.80 and 21,666.80

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Solution

The fourth proportional to 39,184.40, 58,801.80 and 21,666.80 is: 32,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,184.40 : 58,801.80 = 21,666.80 : x
  2. Step 2: Convert to fraction form
    39,184.40/58,801.80 = 21,666.80/x
  3. Step 3: Cross multiply
    39,184.40x = 58,801.80 × 21,666.80
  4. Step 4: Simplify right side
    39,184.40x = 1,274,046,840.24
  5. Step 5: Solve for x
    x = 1,274,046,840.24/39,184.40
  6. Step 6: Final answer
    x = 32,514.13

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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.