Home / 19,270.18-26,590.71-10,886.68

Finding the Fourth Proportional to 19,270.18, 26,590.71 and 10,886.68

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Solution

The fourth proportional to 19,270.18, 26,590.71 and 10,886.68 is: 15,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.18 : 26,590.71 = 10,886.68 : x
  2. Step 2: Convert to fraction form
    19,270.18/26,590.71 = 10,886.68/x
  3. Step 3: Cross multiply
    19,270.18x = 26,590.71 × 10,886.68
  4. Step 4: Simplify right side
    19,270.18x = 289,484,550.74
  5. Step 5: Solve for x
    x = 289,484,550.74/19,270.18
  6. Step 6: Final answer
    x = 15,022.41

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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.