Home / 17,582.72-26,374.09-5,270.72

Finding the Fourth Proportional to 17,582.72, 26,374.09 and 5,270.72

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Solution

The fourth proportional to 17,582.72, 26,374.09 and 5,270.72 is: 7,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,582.72 : 26,374.09 = 5,270.72 : x
  2. Step 2: Convert to fraction form
    17,582.72/26,374.09 = 5,270.72/x
  3. Step 3: Cross multiply
    17,582.72x = 26,374.09 × 5,270.72
  4. Step 4: Simplify right side
    17,582.72x = 139,010,417.29
  5. Step 5: Solve for x
    x = 139,010,417.29/17,582.72
  6. Step 6: Final answer
    x = 7,906.08

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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.