Home / 26,528.58-39,756.33-13,389.66

Finding the Fourth Proportional to 26,528.58, 39,756.33 and 13,389.66

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Solution

The fourth proportional to 26,528.58, 39,756.33 and 13,389.66 is: 20,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528.58 : 39,756.33 = 13,389.66 : x
  2. Step 2: Convert to fraction form
    26,528.58/39,756.33 = 13,389.66/x
  3. Step 3: Cross multiply
    26,528.58x = 39,756.33 × 13,389.66
  4. Step 4: Simplify right side
    26,528.58x = 532,323,741.55
  5. Step 5: Solve for x
    x = 532,323,741.55/26,528.58
  6. Step 6: Final answer
    x = 20,066.05

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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.