Home / 45,717.76-68,567.04-17,628.16

Finding the Fourth Proportional to 45,717.76, 68,567.04 and 17,628.16

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Solution

The fourth proportional to 45,717.76, 68,567.04 and 17,628.16 is: 26,438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,717.76 : 68,567.04 = 17,628.16 : x
  2. Step 2: Convert to fraction form
    45,717.76/68,567.04 = 17,628.16/x
  3. Step 3: Cross multiply
    45,717.76x = 68,567.04 × 17,628.16
  4. Step 4: Simplify right side
    45,717.76x = 1,208,710,751.85
  5. Step 5: Solve for x
    x = 1,208,710,751.85/45,717.76
  6. Step 6: Final answer
    x = 26,438.54

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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.