Home / 26,570.72-39,856.20-10,988.84

Finding the Fourth Proportional to 26,570.72, 39,856.20 and 10,988.84

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Solution

The fourth proportional to 26,570.72, 39,856.20 and 10,988.84 is: 16,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570.72 : 39,856.20 = 10,988.84 : x
  2. Step 2: Convert to fraction form
    26,570.72/39,856.20 = 10,988.84/x
  3. Step 3: Cross multiply
    26,570.72x = 39,856.20 × 10,988.84
  4. Step 4: Simplify right side
    26,570.72x = 437,973,404.81
  5. Step 5: Solve for x
    x = 437,973,404.81/26,570.72
  6. Step 6: Final answer
    x = 16,483.31

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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.