Home / 12,587.65-17,373.47-9,598.14

Finding the Fourth Proportional to 12,587.65, 17,373.47 and 9,598.14

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Solution

The fourth proportional to 12,587.65, 17,373.47 and 9,598.14 is: 13,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,587.65 : 17,373.47 = 9,598.14 : x
  2. Step 2: Convert to fraction form
    12,587.65/17,373.47 = 9,598.14/x
  3. Step 3: Cross multiply
    12,587.65x = 17,373.47 × 9,598.14
  4. Step 4: Simplify right side
    12,587.65x = 166,752,949.36
  5. Step 5: Solve for x
    x = 166,752,949.36/12,587.65
  6. Step 6: Final answer
    x = 13,247.35

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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.