Home / 23,417.15-32,315.65-12,806.79

Finding the Fourth Proportional to 23,417.15, 32,315.65 and 12,806.79

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Solution

The fourth proportional to 23,417.15, 32,315.65 and 12,806.79 is: 17,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417.15 : 32,315.65 = 12,806.79 : x
  2. Step 2: Convert to fraction form
    23,417.15/32,315.65 = 12,806.79/x
  3. Step 3: Cross multiply
    23,417.15x = 32,315.65 × 12,806.79
  4. Step 4: Simplify right side
    23,417.15x = 413,859,743.26
  5. Step 5: Solve for x
    x = 413,859,743.26/23,417.15
  6. Step 6: Final answer
    x = 17,673.36

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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.