Home / 16,590.45-22,899.53-10,929.33

Finding the Fourth Proportional to 16,590.45, 22,899.53 and 10,929.33

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Solution

The fourth proportional to 16,590.45, 22,899.53 and 10,929.33 is: 15,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.45 : 22,899.53 = 10,929.33 : x
  2. Step 2: Convert to fraction form
    16,590.45/22,899.53 = 10,929.33/x
  3. Step 3: Cross multiply
    16,590.45x = 22,899.53 × 10,929.33
  4. Step 4: Simplify right side
    16,590.45x = 250,276,465.57
  5. Step 5: Solve for x
    x = 250,276,465.57/16,590.45
  6. Step 6: Final answer
    x = 15,085.57

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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.