Home / 26,988.87-40,483.81-9,223.59

Finding the Fourth Proportional to 26,988.87, 40,483.81 and 9,223.59

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Solution

The fourth proportional to 26,988.87, 40,483.81 and 9,223.59 is: 13,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.87 : 40,483.81 = 9,223.59 : x
  2. Step 2: Convert to fraction form
    26,988.87/40,483.81 = 9,223.59/x
  3. Step 3: Cross multiply
    26,988.87x = 40,483.81 × 9,223.59
  4. Step 4: Simplify right side
    26,988.87x = 373,406,143.23
  5. Step 5: Solve for x
    x = 373,406,143.23/26,988.87
  6. Step 6: Final answer
    x = 13,835.56

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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.