Home / 17,577.81-26,364.76-4,430.18

Finding the Fourth Proportional to 17,577.81, 26,364.76 and 4,430.18

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Solution

The fourth proportional to 17,577.81, 26,364.76 and 4,430.18 is: 6,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.81 : 26,364.76 = 4,430.18 : x
  2. Step 2: Convert to fraction form
    17,577.81/26,364.76 = 4,430.18/x
  3. Step 3: Cross multiply
    17,577.81x = 26,364.76 × 4,430.18
  4. Step 4: Simplify right side
    17,577.81x = 116,800,632.46
  5. Step 5: Solve for x
    x = 116,800,632.46/17,577.81
  6. Step 6: Final answer
    x = 6,644.78

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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.