Home / 28,941.36-39,934.80-16,365.84

Finding the Fourth Proportional to 28,941.36, 39,934.80 and 16,365.84

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Solution

The fourth proportional to 28,941.36, 39,934.80 and 16,365.84 is: 22,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.36 : 39,934.80 = 16,365.84 : x
  2. Step 2: Convert to fraction form
    28,941.36/39,934.80 = 16,365.84/x
  3. Step 3: Cross multiply
    28,941.36x = 39,934.80 × 16,365.84
  4. Step 4: Simplify right side
    28,941.36x = 653,566,547.23
  5. Step 5: Solve for x
    x = 653,566,547.23/28,941.36
  6. Step 6: Final answer
    x = 22,582.44

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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.