Home / 19,904.68-29,862.48-15,758.50

Finding the Fourth Proportional to 19,904.68, 29,862.48 and 15,758.50

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Solution

The fourth proportional to 19,904.68, 29,862.48 and 15,758.50 is: 23,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.68 : 29,862.48 = 15,758.50 : x
  2. Step 2: Convert to fraction form
    19,904.68/29,862.48 = 15,758.50/x
  3. Step 3: Cross multiply
    19,904.68x = 29,862.48 × 15,758.50
  4. Step 4: Simplify right side
    19,904.68x = 470,587,891.08
  5. Step 5: Solve for x
    x = 470,587,891.08/19,904.68
  6. Step 6: Final answer
    x = 23,642.07

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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.