Home / 21,403.07-32,106.77-7,364.24

Finding the Fourth Proportional to 21,403.07, 32,106.77 and 7,364.24

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Solution

The fourth proportional to 21,403.07, 32,106.77 and 7,364.24 is: 11,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403.07 : 32,106.77 = 7,364.24 : x
  2. Step 2: Convert to fraction form
    21,403.07/32,106.77 = 7,364.24/x
  3. Step 3: Cross multiply
    21,403.07x = 32,106.77 × 7,364.24
  4. Step 4: Simplify right side
    21,403.07x = 236,441,959.90
  5. Step 5: Solve for x
    x = 236,441,959.90/21,403.07
  6. Step 6: Final answer
    x = 11,047.10

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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.