Home / 17,369.60-26,065.32-9,988.46

Finding the Fourth Proportional to 17,369.60, 26,065.32 and 9,988.46

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Solution

The fourth proportional to 17,369.60, 26,065.32 and 9,988.46 is: 14,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.60 : 26,065.32 = 9,988.46 : x
  2. Step 2: Convert to fraction form
    17,369.60/26,065.32 = 9,988.46/x
  3. Step 3: Cross multiply
    17,369.60x = 26,065.32 × 9,988.46
  4. Step 4: Simplify right side
    17,369.60x = 260,352,406.21
  5. Step 5: Solve for x
    x = 260,352,406.21/17,369.60
  6. Step 6: Final answer
    x = 14,988.97

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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.