Home / 35,700.76-49,266.29-19,785.07

Finding the Fourth Proportional to 35,700.76, 49,266.29 and 19,785.07

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Solution

The fourth proportional to 35,700.76, 49,266.29 and 19,785.07 is: 27,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,700.76 : 49,266.29 = 19,785.07 : x
  2. Step 2: Convert to fraction form
    35,700.76/49,266.29 = 19,785.07/x
  3. Step 3: Cross multiply
    35,700.76x = 49,266.29 × 19,785.07
  4. Step 4: Simplify right side
    35,700.76x = 974,736,651.03
  5. Step 5: Solve for x
    x = 974,736,651.03/35,700.76
  6. Step 6: Final answer
    x = 27,302.97

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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.