Home / 26,421.07-39,632.46-9,785.29

Finding the Fourth Proportional to 26,421.07, 39,632.46 and 9,785.29

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Solution

The fourth proportional to 26,421.07, 39,632.46 and 9,785.29 is: 14,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.07 : 39,632.46 = 9,785.29 : x
  2. Step 2: Convert to fraction form
    26,421.07/39,632.46 = 9,785.29/x
  3. Step 3: Cross multiply
    26,421.07x = 39,632.46 × 9,785.29
  4. Step 4: Simplify right side
    26,421.07x = 387,815,114.51
  5. Step 5: Solve for x
    x = 387,815,114.51/26,421.07
  6. Step 6: Final answer
    x = 14,678.25

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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.