Home / 17,354.20-23,953.16-15,582.72

Finding the Fourth Proportional to 17,354.20, 23,953.16 and 15,582.72

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Solution

The fourth proportional to 17,354.20, 23,953.16 and 15,582.72 is: 21,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,354.20 : 23,953.16 = 15,582.72 : x
  2. Step 2: Convert to fraction form
    17,354.20/23,953.16 = 15,582.72/x
  3. Step 3: Cross multiply
    17,354.20x = 23,953.16 × 15,582.72
  4. Step 4: Simplify right side
    17,354.20x = 373,255,385.40
  5. Step 5: Solve for x
    x = 373,255,385.40/17,354.20
  6. Step 6: Final answer
    x = 21,508.07

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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.