Home / 19,613.07-27,064.91-10,660.50

Finding the Fourth Proportional to 19,613.07, 27,064.91 and 10,660.50

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Solution

The fourth proportional to 19,613.07, 27,064.91 and 10,660.50 is: 14,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.07 : 27,064.91 = 10,660.50 : x
  2. Step 2: Convert to fraction form
    19,613.07/27,064.91 = 10,660.50/x
  3. Step 3: Cross multiply
    19,613.07x = 27,064.91 × 10,660.50
  4. Step 4: Simplify right side
    19,613.07x = 288,525,499.71
  5. Step 5: Solve for x
    x = 288,525,499.71/19,613.07
  6. Step 6: Final answer
    x = 14,710.88

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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.