Home / 17,312.16-23,890.50-9,759.18

Finding the Fourth Proportional to 17,312.16, 23,890.50 and 9,759.18

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Solution

The fourth proportional to 17,312.16, 23,890.50 and 9,759.18 is: 13,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.16 : 23,890.50 = 9,759.18 : x
  2. Step 2: Convert to fraction form
    17,312.16/23,890.50 = 9,759.18/x
  3. Step 3: Cross multiply
    17,312.16x = 23,890.50 × 9,759.18
  4. Step 4: Simplify right side
    17,312.16x = 233,151,689.79
  5. Step 5: Solve for x
    x = 233,151,689.79/17,312.16
  6. Step 6: Final answer
    x = 13,467.51

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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.